4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
34 * Author: Peter J. Braam <braam@clusterfs.com>
35 * Author: Phil Schwan <phil@clusterfs.com>
36 * Author: Robert Read <rread@clusterfs.com>
55 #include <sys/ioctl.h>
56 #include <sys/quota.h>
58 #include <sys/types.h>
60 #include <sys/param.h>
61 #include <sys/xattr.h>
68 #include <asm/byteorder.h>
69 #include "lfs_project.h"
71 #include <libcfs/util/string.h>
72 #include <libcfs/util/ioctl.h>
73 #include <libcfs/util/parser.h>
74 #include <libcfs/util/string.h>
75 #include <lustre/lustreapi.h>
76 #include <linux/lustre/lustre_ver.h>
77 #include <linux/lustre/lustre_param.h>
78 #include <linux/lnet/nidstr.h>
79 #include <lnetconfig/cyaml.h>
82 # define ARRAY_SIZE(a) ((sizeof(a)) / (sizeof((a)[0])))
83 #endif /* !ARRAY_SIZE */
86 static int lfs_find(int argc, char **argv);
87 static int lfs_getstripe(int argc, char **argv);
88 static int lfs_getdirstripe(int argc, char **argv);
89 static int lfs_setdirstripe(int argc, char **argv);
90 static int lfs_rmentry(int argc, char **argv);
91 static int lfs_osts(int argc, char **argv);
92 static int lfs_mdts(int argc, char **argv);
93 static int lfs_df(int argc, char **argv);
94 static int lfs_getname(int argc, char **argv);
95 static int lfs_check(int argc, char **argv);
96 #ifdef HAVE_SYS_QUOTA_H
97 static int lfs_setquota(int argc, char **argv);
98 static int lfs_quota(int argc, char **argv);
99 static int lfs_project(int argc, char **argv);
101 static int lfs_flushctx(int argc, char **argv);
102 static int lfs_poollist(int argc, char **argv);
103 static int lfs_changelog(int argc, char **argv);
104 static int lfs_changelog_clear(int argc, char **argv);
105 static int lfs_fid2path(int argc, char **argv);
106 static int lfs_path2fid(int argc, char **argv);
107 static int lfs_rmfid(int argc, char **argv);
108 static int lfs_data_version(int argc, char **argv);
109 static int lfs_hsm_state(int argc, char **argv);
110 static int lfs_hsm_set(int argc, char **argv);
111 static int lfs_hsm_clear(int argc, char **argv);
112 static int lfs_hsm_action(int argc, char **argv);
113 static int lfs_hsm_archive(int argc, char **argv);
114 static int lfs_hsm_restore(int argc, char **argv);
115 static int lfs_hsm_release(int argc, char **argv);
116 static int lfs_hsm_remove(int argc, char **argv);
117 static int lfs_hsm_cancel(int argc, char **argv);
118 static int lfs_swap_layouts(int argc, char **argv);
119 static int lfs_mv(int argc, char **argv);
120 static int lfs_ladvise(int argc, char **argv);
121 static int lfs_getsom(int argc, char **argv);
122 static int lfs_heat_get(int argc, char **argv);
123 static int lfs_heat_set(int argc, char **argv);
124 static int lfs_mirror(int argc, char **argv);
125 static int lfs_mirror_list_commands(int argc, char **argv);
126 static int lfs_list_commands(int argc, char **argv);
127 static inline int lfs_mirror_resync(int argc, char **argv);
128 static inline int lfs_mirror_verify(int argc, char **argv);
129 static inline int lfs_mirror_read(int argc, char **argv);
130 static inline int lfs_mirror_write(int argc, char **argv);
131 static inline int lfs_mirror_copy(int argc, char **argv);
132 static int lfs_pcc_attach(int argc, char **argv);
133 static int lfs_pcc_attach_fid(int argc, char **argv);
134 static int lfs_pcc_detach(int argc, char **argv);
135 static int lfs_pcc_detach_fid(int argc, char **argv);
136 static int lfs_pcc_state(int argc, char **argv);
137 static int lfs_pcc(int argc, char **argv);
138 static int lfs_pcc_list_commands(int argc, char **argv);
139 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
140 __u64 migration_flags,
141 struct llapi_stripe_param *param,
142 struct llapi_layout *layout);
144 enum setstripe_origin {
153 static int lfs_setstripe_internal(int argc, char **argv,
154 enum setstripe_origin opc);
156 static inline int lfs_setstripe(int argc, char **argv)
158 return lfs_setstripe_internal(argc, argv, SO_SETSTRIPE);
160 static inline int lfs_setstripe_migrate(int argc, char **argv)
162 return lfs_setstripe_internal(argc, argv, SO_MIGRATE);
164 static inline int lfs_mirror_create(int argc, char **argv)
166 return lfs_setstripe_internal(argc, argv, SO_MIRROR_CREATE);
168 static inline int lfs_mirror_extend(int argc, char **argv)
170 return lfs_setstripe_internal(argc, argv, SO_MIRROR_EXTEND);
172 static inline int lfs_mirror_split(int argc, char **argv)
174 return lfs_setstripe_internal(argc, argv, SO_MIRROR_SPLIT);
176 static inline int lfs_mirror_delete(int argc, char **argv)
178 return lfs_setstripe_internal(argc, argv, SO_MIRROR_DELETE);
181 /* Setstripe and migrate share mostly the same parameters */
182 #define SSM_CMD_COMMON(cmd) \
183 "usage: "cmd" [--component-end|-E <comp_end>]\n" \
184 " [--stripe-count|-c <stripe_count>]\n" \
185 " [--overstripe-count|-C <stripe_count>]\n" \
186 " [--stripe-index|-i <start_ost_idx>]\n" \
187 " [--stripe-size|-S <stripe_size>]\n" \
188 " [--layout|-L <pattern>]\n" \
189 " [--mirror_count|-N[mirror_count]]\n" \
190 " [--ost|-o <ost_indices>]\n" \
191 " [--pool|-p <pool_name>]\n" \
192 " [--yaml|-y <yaml_template_file>]\n" \
193 " [--copy=<lustre_src>]\n"
195 #define SSM_HELP_COMMON \
196 "\tstripe_count: Number of OSTs to stripe over (0=fs default, -1 all)\n" \
197 "\t Using -C instead of -c allows overstriping, which\n" \
198 "\t will place more than one stripe per OST if\n" \
199 "\t stripe_count is greater than the number of OSTs\n" \
200 "\tstart_ost_idx: OST index of first stripe (-1=default round robin)\n"\
201 "\tstripe_size: Number of bytes on each OST (0=fs default)\n" \
202 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
203 "\t respectively)\n" \
204 "\tpool_name: Name of OST pool to use (default none)\n" \
205 "\tlayout: stripe pattern type: raid0, mdt (default raid0)\n"\
206 "\tost_indices: List of OST indices, can be repeated multiple times\n"\
207 "\t Indices be specified in a format of:\n" \
208 "\t -o <ost_1>,<ost_i>-<ost_j>,<ost_n>\n" \
210 "\t -o <ost_1> -o <ost_i>-<ost_j> -o <ost_n>\n" \
211 "\t If --pool is set with --ost then the OSTs\n" \
212 "\t must be the members of the pool.\n" \
213 "\tcomp_end: Extent end of component, start after previous end.\n"\
214 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
215 "\t respectively, -1 for EOF). Must be a multiple of\n"\
216 "\t stripe_size.\n" \
217 "\tyaml_template_file:\n" \
218 "\t YAML layout template file, can't be used with -c,\n" \
219 "\t -i, -S, -p, -o, or -E arguments.\n" \
220 "\tlustre_src: Lustre file/dir whose layout info is used to set\n" \
221 "\t another lustre file or directory, can't used with\n" \
222 "\t -c, -i, -S, -p, -o, or -E arguments.\n"
224 #define MIRROR_CREATE_HELP \
225 "\tmirror_count: Number of mirrors to be created with the upcoming\n" \
226 "\t setstripe layout options\n" \
227 "\t It defaults to 1 if not specified; if specified,\n" \
228 "\t it must follow the option without a space.\n" \
229 "\t The option can also be repeated multiple times to\n" \
230 "\t separate mirrors that have different layouts.\n" \
231 "\tSETSTRIPE_OPTIONS: Mirror layout as with 'setstripe'\n" \
232 "\t It can be a plain layout or a composite layout.\n" \
233 "\t If not specified, the stripe options inherited\n" \
234 "\t from the previous component will be used.\n" \
235 "\tflags: set flags to the component of the current mirror.\n" \
236 "\t Only \"prefer\" flag is supported so far.\n"
238 #define MIRROR_EXTEND_HELP \
240 "\tvictim_file: The layout of victim_file will be split and used\n" \
241 "\t as a mirror added to the mirrored file.\n" \
242 "\tno-verify: This option indicates not to verify the mirror(s)\n" \
243 "\t from victim file(s) in case the victim file(s)\n" \
244 "\t contains the same data as the original mirrored\n" \
247 #define MIRROR_EXTEND_USAGE \
248 " {--mirror-count|-N[mirror_count]}\n" \
249 " [SETSTRIPE_OPTIONS|-f|--file <victim_file>]\n" \
252 #define SETSTRIPE_USAGE \
253 SSM_CMD_COMMON("setstripe") \
254 MIRROR_EXTEND_USAGE \
255 " <directory|filename>\n" \
259 #define MIGRATE_USAGE \
260 SSM_CMD_COMMON("migrate ") \
261 " [--block|-b] [--non-block|-n]\n" \
262 " [--non-direct|-D] [--verbose|-v]\n" \
266 "\tblock: Block file access during data migration (default)\n" \
267 "\tnon-block: Abort migrations if concurrent access is detected\n" \
268 "\tnon-direct: Do not use direct I/O to copy file contents\n" \
269 "\tverbose: Print each filename as it is migrated\n" \
271 #define SETDIRSTRIPE_USAGE \
272 " [--mdt-count|-c stripe_count>\n" \
273 " [--mdt-hash|-H mdt_hash]\n" \
274 " [--mdt-index|-i mdt_index[,mdt_index,...]\n" \
275 " [--default|-D] [--mode|-o mode] <dir>\n" \
276 "\tstripe_count: stripe count of the striped directory\n" \
277 "\tmdt_index: MDT index of first stripe\n" \
278 "\tmdt_hash: hash type of the striped directory. mdt types:\n" \
279 " crush CRUSH hash algorithm (default)\n" \
280 " fnv_1a_64 FNV-1a hash algorithm\n" \
281 " all_char sum of characters % MDT_COUNT (not recommended)\n" \
282 "\tdefault_stripe: set default dirstripe of the directory\n" \
283 "\tmode: the file access permission of the directory (octal)\n" \
284 "To create dir with a foreign (free format) layout :\n" \
285 "setdirstripe|mkdir --foreign[=<foreign_type>] -x|-xattr <string> " \
286 "[--mode|-o mode] [--flags <hex>] <dir>\n" \
287 "\tmode: the mode of the directory\n" \
288 "\tforeign_type: none or daos\n"
291 * command_t mirror_cmdlist - lfs mirror commands.
293 command_t mirror_cmdlist[] = {
294 { .pc_name = "create", .pc_func = lfs_mirror_create,
295 .pc_help = "Create a mirrored file.\n"
296 "usage: lfs mirror create "
297 "<--mirror-count|-N[mirror_count]> "
298 "[SETSTRIPE_OPTIONS] ... <filename|directory> ...\n"
299 MIRROR_CREATE_HELP },
300 { .pc_name = "delete", .pc_func = lfs_mirror_delete,
301 .pc_help = "delete a mirror from a file.\n"
302 "usage: lfs mirror delete {--comp-id|-I <comp_id>|-p <pool>} <mirrored_file> ...\n"
304 { .pc_name = "extend", .pc_func = lfs_mirror_extend,
305 .pc_help = "Extend a mirrored file.\n"
306 "usage: lfs mirror extend "
307 "<--mirror-count|-N[mirror_count]> [--no-verify] "
308 "[SETSTRIPE_OPTIONS|-f <victim_file>] ... <filename> ...\n"
309 MIRROR_EXTEND_HELP },
310 { .pc_name = "split", .pc_func = lfs_mirror_split,
311 .pc_help = "Split a mirrored file.\n"
312 "usage: lfs mirror split <--mirror-id <mirror_id> |\n"
313 "\t <--component-id|-I <comp_id>|-p <pool>> [--destroy|-d]\n"
314 "\t [-f <new_file>] <mirrored_file> ...\n"
315 "\tmirror_id: The numerical unique identifier for a mirror. It\n"
316 "\t can be fetched by lfs getstripe command.\n"
317 "\tcomp_id: Unique component ID within a mirror.\n"
318 "\tpool: Components on specified pool.\n"
319 "\tnew_file: This option indicates the layout of the split\n"
320 "\t mirror will be stored into. If not specified,\n"
321 "\t a new file named <mirrored_file>.mirror~<mirror_id>\n"
322 "\t will be used.\n" },
323 { .pc_name = "read", .pc_func = lfs_mirror_read,
324 .pc_help = "Read the content of a specified mirror of a file.\n"
325 "usage: lfs mirror read <--mirror-id|-N <mirror_id> "
326 "[--outfile|-o <output_file>] <mirrored_file>\n" },
327 { .pc_name = "write", .pc_func = lfs_mirror_write,
328 .pc_help = "Write to a specified mirror of a file.\n"
329 "usage: lfs mirror write <--mirror-id|-N <mirror_id> "
330 "[--inputfile|-i <input_file>] <mirrored_file>\n" },
331 { .pc_name = "copy", .pc_func = lfs_mirror_copy,
332 .pc_help = "Copy a specified mirror to other mirror(s) of a file.\n"
333 "usage: lfs mirror copy <--read-mirror|-i <id0>> "
334 "<--write-mirror|-o <id1,id2>> <mirrored_file>\n" },
335 { .pc_name = "resync", .pc_func = lfs_mirror_resync,
336 .pc_help = "Resynchronizes out-of-sync mirrored file(s).\n"
337 "usage: lfs mirror resync [--only <mirror_id[,...]>] "
338 "<mirrored file> [<mirrored file2>...]\n"},
339 { .pc_name = "verify", .pc_func = lfs_mirror_verify,
340 .pc_help = "Verify mirrored file(s).\n"
341 "usage: lfs mirror verify "
342 "[--only <mirror_id,mirror_id2[,...]>] "
343 "[--verbose|-v] <mirrored_file> [<mirrored_file2> ...]\n"},
344 { .pc_name = "list-commands", .pc_func = lfs_mirror_list_commands,
345 .pc_help = "list commands supported by lfs mirror"},
346 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
347 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
348 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
353 * command_t pcc_cmdlist - lfs pcc commands.
355 command_t pcc_cmdlist[] = {
356 { .pc_name = "attach", .pc_func = lfs_pcc_attach,
357 .pc_help = "Attach given files to the Persistent Client Cache.\n"
358 "usage: lfs pcc attach <--id|-i NUM> <file> ...\n"
359 "\t-i: archive id for RW-PCC\n" },
360 { .pc_name = "attach_fid", .pc_func = lfs_pcc_attach_fid,
361 .pc_help = "Attach given files into PCC by FID(s).\n"
362 "usage: lfs pcc attach_id <--id|-i NUM> <--mnt|-m mnt> "
364 "\t-i: archive id for RW-PCC\n"
365 "\t-m: Lustre mount point\n" },
366 { .pc_name = "state", .pc_func = lfs_pcc_state,
367 .pc_help = "Display the PCC state for given files.\n"
368 "usage: lfs pcc state <file> ...\n" },
369 { .pc_name = "detach", .pc_func = lfs_pcc_detach,
370 .pc_help = "Detach given files from the Persistent Client Cache.\n"
371 "usage: lfs pcc detach <file> ...\n" },
372 { .pc_name = "detach_fid", .pc_func = lfs_pcc_detach_fid,
373 .pc_help = "Detach given files from PCC by FID(s).\n"
374 "usage: lfs pcc detach_fid <mntpath> <fid>...\n" },
375 { .pc_name = "list-commands", .pc_func = lfs_pcc_list_commands,
376 .pc_help = "list commands supported by lfs pcc"},
377 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
378 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
379 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
383 /* all available commands */
384 command_t cmdlist[] = {
385 {"setstripe", lfs_setstripe, 0,
386 "To create a file with specified striping/composite layout, or\n"
387 "create/replace the default layout on an existing directory:\n"
388 SSM_CMD_COMMON("setstripe")
390 " <directory|filename>\n"
392 "To add component(s) to an existing composite file:\n"
393 SSM_CMD_COMMON("setstripe --component-add")
395 "To totally delete the default striping from an existing directory:\n"
396 "usage: setstripe [--delete|-d] <directory>\n"
398 "To create a mirrored file or set s default mirror layout on a directory:\n"
399 "usage: setstripe {--mirror-count|-N}[mirror_count] [SETSTRIPE_OPTIONS] <directory|filename>\n"
401 "To delete the last component(s) from an existing composite file\n"
402 "(note that this will also delete any data in those components):\n"
403 "usage: setstripe --component-del [--component-id|-I <comp_id>]\n"
404 " [--component-flags|-F <comp_flags>]\n"
406 "\tcomp_id: Unique component ID to delete\n"
407 "\tcomp_flags: 'init' indicating all instantiated components\n"
408 "\t '^init' indicating all uninstantiated components\n"
409 "\t-I and -F cannot be specified at the same time\n"
410 "To create a file with a foreign (free format) layout:\n"
411 "usage: setstripe --foreign[=<foreign_type>]\n"
412 " --xattr|-x <layout_string> [--flags <hex>]\n"
413 " [--mode <mode>] <filename>\n"},
414 {"getstripe", lfs_getstripe, 0,
415 "To list the layout pattern for a given file or files in a\n"
416 "directory or recursively for all files in a directory tree.\n"
417 "usage: getstripe [--ost|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
418 " [--stripe-count|-c] [--stripe-index|-i] [--fid|-F]\n"
419 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
420 " [--mdt-index|-m] [--recursive|-r] [--raw|-R]\n"
421 " [--layout|-L] [--generation|-g] [--yaml|-y]\n"
422 " [--component-id[=comp_id]|-I[comp_id]]\n"
423 " [--component-flags[=comp_flags]]\n"
424 " [--component-count]\n"
425 " [--extension-size|--ext-size|-z]\n"
426 " [--component-start[=[+-]comp_start]]\n"
427 " [--component-end[=[+-]comp_end]|-E[[+-]comp_end]]\n"
428 " [[!] --mirror-index=[+-]<index> |\n"
429 " [!] --mirror-id=[+-]<id>]\n"
430 " <directory|filename> ..."},
431 {"setdirstripe", lfs_setdirstripe, 0,
432 "Create striped directory on specified MDT, same as mkdir.\n"
433 "May be restricted to root or group users, depending on settings.\n"
434 "usage: setdirstripe [OPTION] <directory>\n"
436 {"getdirstripe", lfs_getdirstripe, 0,
437 "To list the layout pattern info for a given directory\n"
438 "or recursively for all directories in a directory tree.\n"
439 "usage: getdirstripe [--mdt-count|-c] [--mdt-index|-m|-i]\n"
440 " [--mdt-hash|-H] [--obd|-O <uuid>]\n"
441 " [--recursive|-r] [--yaml|-y]\n"
442 " [--verbose|-v] [--default|-D] <dir> ..."},
443 {"mkdir", lfs_setdirstripe, 0,
444 "Create striped directory on specified MDT, same as setdirstripe.\n"
445 "usage: mkdir [OPTION] <directory>\n"
447 {"rm_entry", lfs_rmentry, 0,
448 "To remove the name entry of the remote directory. Note: This\n"
449 "command will only delete the name entry, i.e. the remote directory\n"
450 "will become inaccessable after this command. This can only be done\n"
451 "by the administrator\n"
452 "usage: rm_entry <dir>\n"},
453 {"pool_list", lfs_poollist, 0,
454 "List pools or pool OSTs\n"
455 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
456 {"find", lfs_find, 0,
457 "find files matching given attributes recursively in directory tree.\n"
458 "usage: find <directory|filename> ...\n"
459 " [[!] --atime|-A [+-]N[smhdwy]] [[!] --ctime|-C [+-]N[smhdwy]]\n"
460 " [[!] --mtime|-M [+-]N[smhdwy]]\n"
461 " [[!] --btime|--Btime|-B [+-]N[smhdwy]]\n"
462 " [[!] --newer[XY] <reference>] [[!] --blocks|-b N]\n"
463 " [--maxdepth|-D N] [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
464 " [[!] --name|-n <pattern>] [[!] --ost|-O <uuid|index,...>]\n"
465 " [--print|-P] [--print0|-0] [[!] --size|-s [+-]N[bkMGTPE]]\n"
466 " [[!] --stripe-count|-c [+-]<stripes>]\n"
467 " [[!] --stripe-index|-i <index,...>]\n"
468 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
469 " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
470 " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
471 " [[!] --projid <projid>]\n"
472 " [[!] --foreign[=<foreign_type>]]\n"
473 " [[!] --layout|-L released,raid0,mdt]\n"
474 " [[!] --foreign[=<foreign_type>]]\n"
475 " [[!] --component-count [+-]<comp_cnt>]\n"
476 " [[!] --component-start [+-]N[kMGTPE]]\n"
477 " [[!] --component-end|-E [+-]N[kMGTPE]]\n"
478 " [[!] --component-flags {init,stale,prefer,offline,nosync,extension}]\n"
479 " [[!] --mirror-count|-N [+-]<n>]\n"
480 " [[!] --mirror-state <[^]state>]\n"
481 " [[!] --mdt-count|-T [+-]<stripes>]\n"
482 " [[!] --mdt-hash|-H <hashtype>\n"
483 " [[!] --mdt-index|-m <uuid|index,...>]\n"
484 "\t !: used before an option indicates 'NOT' requested attribute\n"
485 "\t -: used before a value indicates less than requested value\n"
486 "\t +: used before a value indicates more than requested value\n"
487 "\thashtype: hash type of the striped directory.\n"
488 "\t fnv_1a_64 FNV-1a hash algorithm\n"
489 "\t all_char sum of characters % MDT_COUNT\n"},
490 {"check", lfs_check, 0,
491 "Display the status of MGTs, MDTs or OSTs (as specified in the command)\n"
492 "or all the servers (MGTs, MDTs and OSTs).\n"
493 "usage: check <mgts|osts|mdts|all>"},
494 {"osts", lfs_osts, 0, "list OSTs connected to client "
495 "[for specified path only]\n" "usage: osts [path]"},
496 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
497 "[for specified path only]\n" "usage: mdts [path]"},
499 "report filesystem disk space usage or inodes usage "
500 "of each MDS and all OSDs or a batch belonging to a specific pool.\n"
501 "Usage: df [--inodes|-i] [--human-readable|-h] [--lazy|-l]\n"
502 " [--pool|-p <fsname>[.<pool>]] [path]"},
503 {"getname", lfs_getname, 0,
504 "list instances and specified mount points [for specified path only]\n"
505 "Usage: getname [--help|-h] [--instance|-i] [--fsname|-n] [path ...]"},
506 #ifdef HAVE_SYS_QUOTA_H
507 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
508 "usage: setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
509 " -b <block-softlimit> -B <block-hardlimit>\n"
510 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
511 " setquota <-u|--user|-g|--group|-p|--projid> <uname>|<uid>|<gname>|<gid>|<projid>\n"
512 " [--block-softlimit <block-softlimit>]\n"
513 " [--block-hardlimit <block-hardlimit>]\n"
514 " [--inode-softlimit <inode-softlimit>]\n"
515 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
516 " setquota [-t] <-u|--user|-g|--group|-p|--projid>\n"
517 " [--block-grace 'notify'|<block-grace>]\n"
518 " [--inode-grace 'notify'|<inode-grace>] <filesystem>\n"
519 " setquota <-U|-G|-P>\n"
520 " -b <block-softlimit> -B <block-hardlimit>\n"
521 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
522 " setquota <-U|--default-usr|-G|--default-grp|-P|--default-prj>\n"
523 " [--block-softlimit <block-softlimit>]\n"
524 " [--block-hardlimit <block-hardlimit>]\n"
525 " [--inode-softlimit <inode-softlimit>]\n"
526 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
527 " setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
529 " -b can be used instead of --block-softlimit/--block-grace\n"
530 " -B can be used instead of --block-hardlimit\n"
531 " -i can be used instead of --inode-softlimit/--inode-grace\n"
532 " -I can be used instead of --inode-hardlimit\n"
533 " -d can be used instead of --default\n\n"
534 "Note: The total quota space will be split into many qunits and\n"
535 " balanced over all server targets, the minimal qunit size is\n"
536 " 1M bytes for block space and 1K inodes for inode space.\n\n"
537 " The maximum quota grace time is 2^48 - 1 seconds.\n\n"
538 " Quota space rebalancing process will stop when this mininum\n"
539 " value is reached. As a result, quota exceeded can be returned\n"
540 " while many targets still have 1MB or 1K inodes of spare\n"
542 " When setting the grace time, 'notify' can be used as grace to\n"
543 " be notified after the quota is over soft limit but prevents\n"
544 " the soft limit from becoming the hard limit."},
545 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
546 "usage: quota [-q] [-v] [-h] [-o <obd_uuid>|-i <mdt_idx>|-I "
548 " [<-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>] <filesystem>\n"
549 " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g|-p> <filesystem>\n"
550 " quota [-q] [-v] [h] <-U|-G|-P> <filesystem>"},
551 {"project", lfs_project, 0,
552 "Change or list project attribute for specified file or directory.\n"
553 "usage: project [-d|-r] <file|directory...>\n"
554 " list project ID and flags on file(s) or directories\n"
555 " project [-p id] [-s] [-r] <file|directory...>\n"
556 " set project ID and/or inherit flag for specified file(s) or directories\n"
557 " project -c [-d|-r [-p id] [-0]] <file|directory...>\n"
558 " check project ID and flags on file(s) or directories, print outliers\n"
559 " project -C [-r] [-k] <file|directory...>\n"
560 " clear the project inherit flag and ID on the file or directory\n"
563 {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
564 "usage: flushctx [-k] [mountpoint...]"},
565 {"changelog", lfs_changelog, 0,
566 "Show the metadata changes on an MDT."
567 "\nusage: changelog <mdtname> [startrec [endrec]]"},
568 {"changelog_clear", lfs_changelog_clear, 0,
569 "Indicate that old changelog records up to <endrec> are no longer of "
570 "interest to consumer <id>, allowing the system to free up space.\n"
571 "An <endrec> of 0 means all records.\n"
572 "usage: changelog_clear <mdtname> <id> <endrec>"},
573 {"fid2path", lfs_fid2path, 0,
574 "Resolve the full path(s) for given FID(s). For a specific hardlink "
575 "specify link number <linkno>.\n"
576 "usage: fid2path [-c] [--link|-l <linkno>] <fsname|root> <fid> ..."},
577 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
578 "usage: path2fid [--parents] <path> ..."},
579 {"rmfid", lfs_rmfid, 0, "Remove file(s) by FID(s)\n"
580 "usage: rmfid <fsname|rootpath> <fid> ..."},
581 {"data_version", lfs_data_version, 0, "Display file data version for "
582 "a given path.\n" "usage: data_version [-n|-r|-w] <path>"},
583 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
584 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
585 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
586 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
587 "[--archived] [--lost] [--archive-id NUM] <file> ..."},
588 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
590 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
591 "[--archived] [--lost] <file> ..."},
592 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
593 "given files.\n" "usage: hsm_action <file> ..."},
594 {"hsm_archive", lfs_hsm_archive, 0,
595 "Archive file to external storage.\n"
596 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
598 {"hsm_restore", lfs_hsm_restore, 0,
599 "Restore file from external storage.\n"
600 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
601 {"hsm_release", lfs_hsm_release, 0,
602 "Release files from Lustre.\n"
603 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
604 {"hsm_remove", lfs_hsm_remove, 0,
605 "Remove file copy from external storage.\n"
606 "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
608 " (FILE [FILE ...] | "
609 "--mntpath MOUNTPATH FID [FID ...])\n"
611 "Note: To remove an archived copy of a file already deleted from a "
613 "--mntpath option and a list of FIDs must be specified"
615 {"hsm_cancel", lfs_hsm_cancel, 0,
616 "Cancel requests related to specified files.\n"
617 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
618 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
619 "usage: swap_layouts <path1> <path2>"},
620 {"migrate", lfs_setstripe_migrate, 0,
621 "migrate a directory between MDTs.\n"
622 "usage: migrate [--mdt-count|-c] <stripe_count>\n"
623 " [--mdt-hash|-H] <hash_type>\n"
624 " [--mdt-index|-m] <start_mdt_index>\n"
627 "\tmdt: MDTs to stripe over, if only one MDT is specified\n"
628 " it's the MDT index of first stripe\n"
629 "\tmdt_count: number of MDTs to stripe a directory over\n"
630 "\tmdt_hash: hash type of the striped directory. mdt types:\n"
631 " all_char (type 1)sum of characters % MDT_COUNT\n"
632 " fnv_1a_64 (type 2)FNV-1a hash algorithm (default)\n"
633 " crush (type 3)CRUSH hash algorithm\n"
635 "migrate file objects from one OST "
636 "layout\nto another (may be not safe with concurent writes).\n"
638 "[--stripe-count|-c] <stripe_count>\n"
639 "[--overstripe-count|-C] <stripe_count>\n"
640 " [--stripe-index|-i] <start_ost_index>\n"
641 " [--stripe-size|-S] <stripe_size>\n"
642 " [--pool|-p] <pool_name>\n"
643 " [--ost|-o] <ost_indices>\n"
645 " [--non-block|-n]\n"
646 " [--non-direct|-D]\n"
647 " <file|directory>\n"
648 "\tstripe_count: number of OSTs to stripe a file over\n"
649 "\t Using -C instead of -c allows overstriping, which\n"
650 "\t will place more than one stripe per OST if\n"
651 "\t stripe_count is greater than the number of OSTs\n"
652 "\tstripe_ost_index: index of the first OST to stripe a file over\n"
653 "\tstripe_size: number of bytes to store before moving to the next OST\n"
654 "\tpool_name: name of the predefined pool of OSTs\n"
655 "\tost_indices: OSTs to stripe over, in order\n"
656 "\tblock: Block file access during data migration (default)\n"
657 "\tnon-block: Abort migrations if concurrent access is detected\n"
658 "\tnon-direct: do not use direct I/O to copy file contents.\n"},
660 "To move directories between MDTs. This command is deprecated, "
661 "use \"migrate\" instead.\n"
662 "usage: mv <directory|filename> [--mdt-index|-m] <mdt_index> "
664 {"ladvise", lfs_ladvise, 0,
665 "Provide servers with advice about access patterns for a file.\n"
666 "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
667 " [--background|-b] [--unset|-u]\n\n"
668 " {[--end|-e END[kMGT]] | [--length|-l LENGTH[kMGT]]}\n"
669 " {[--mode|-m [READ,WRITE]}\n"
671 {"mirror", lfs_mirror, mirror_cmdlist,
672 "lfs commands used to manage files with mirrored components:\n"
673 "lfs mirror create - create a mirrored file or directory\n"
674 "lfs mirror extend - add mirror(s) to an existing file\n"
675 "lfs mirror split - split a mirror from an existing mirrored file\n"
676 "lfs mirror resync - resynchronize out-of-sync mirrored file(s)\n"
677 "lfs mirror read - read a mirror content of a mirrored file\n"
678 "lfs mirror write - write to a mirror of a mirrored file\n"
679 "lfs mirror copy - copy a mirror to other mirror(s) of a file\n"
680 "lfs mirror verify - verify mirrored file(s)\n"},
681 {"getsom", lfs_getsom, 0, "To list the SOM info for a given file.\n"
682 "usage: getsom [-s] [-b] [-f] <path>\n"
683 "\t-s: Only show the size value of the SOM data for a given file\n"
684 "\t-b: Only show the blocks value of the SOM data for a given file\n"
685 "\t-f: Only show the flags value of the SOM data for a given file\n"},
686 {"heat_get", lfs_heat_get, 0,
687 "To get heat of files.\n"
688 "usage: heat_get <file> ...\n"},
689 {"heat_set", lfs_heat_set, 0,
690 "To set heat flags of files.\n"
691 "usage: heat_set [--clear|-c] [--off|-o] [--on|-O] <file> ...\n"
692 "\t--clear|-c: Clear file heat for given files\n"
693 "\t--off|-o: Turn off file heat for given files\n"
694 "\t--on|-O: Turn on file heat for given files\n"},
695 {"pcc", lfs_pcc, pcc_cmdlist,
696 "lfs commands used to interact with PCC features:\n"
697 "lfs pcc attach - attach given files to Persistent Client Cache\n"
698 "lfs pcc attach_fid - attach given files into PCC by FID(s)\n"
699 "lfs pcc state - display the PCC state for given files\n"
700 "lfs pcc detach - detach given files from Persistent Client Cache\n"
701 "lfs pcc detach_fid - detach given files from PCC by FID(s)\n"},
702 {"help", Parser_help, 0, "help"},
703 {"exit", Parser_quit, 0, "quit"},
704 {"quit", Parser_quit, 0, "quit"},
705 {"--version", Parser_version, 0,
706 "output build version of the utility and exit"},
707 {"--list-commands", lfs_list_commands, 0,
708 "list commands supported by the utility and exit"},
713 static int check_hashtype(const char *hashtype)
715 int type_num = atoi(hashtype);
718 /* numeric hash type */
719 if (hashtype && strlen(hashtype) == 1 &&
720 (type_num > 0 && type_num < LMV_HASH_TYPE_MAX))
722 /* string hash type */
723 for (i = LMV_HASH_TYPE_ALL_CHARS; i < LMV_HASH_TYPE_MAX; i++)
724 if (strcmp(hashtype, mdt_hash_name[i]) == 0)
730 static uint32_t check_foreign_type_name(const char *foreign_type_name)
734 for (i = 0; i < LU_FOREIGN_TYPE_UNKNOWN; i++) {
735 if (lu_foreign_types[i].lft_name == NULL)
737 if (strcmp(foreign_type_name,
738 lu_foreign_types[i].lft_name) == 0)
739 return lu_foreign_types[i].lft_type;
742 return LU_FOREIGN_TYPE_UNKNOWN;
745 static const char *error_loc = "syserror";
748 MIGRATION_NONBLOCK = 0x0001,
749 MIGRATION_MIRROR = 0x0002,
750 MIGRATION_NONDIRECT = 0x0004,
751 MIGRATION_VERBOSE = 0x0008,
754 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
755 struct llapi_layout *layout);
758 migrate_open_files(const char *name, __u64 migration_flags,
759 const struct llapi_stripe_param *param,
760 struct llapi_layout *layout, int *fd_src, int *fd_tgt)
767 char parent[PATH_MAX];
768 char volatile_file[PATH_MAX];
774 if (param == NULL && layout == NULL) {
775 error_loc = "layout information";
779 /* search for file directory pathname */
780 if (strlen(name) > sizeof(parent) - 1) {
781 error_loc = "source file name";
785 strncpy(parent, name, sizeof(parent));
786 ptr = strrchr(parent, '/');
788 if (getcwd(parent, sizeof(parent)) == NULL) {
789 error_loc = "getcwd";
793 if (ptr == parent) /* leading '/' */
798 /* open file, direct io */
799 /* even if the file is only read, WR mode is nedeed to allow
800 * layout swap on fd */
802 if (!(migration_flags & MIGRATION_NONDIRECT))
804 fd = open(name, rflags);
807 error_loc = "cannot open source file";
811 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
813 error_loc = "cannot get MDT index";
818 int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW;
819 mode_t open_mode = S_IRUSR | S_IWUSR;
821 random_value = random();
822 rc = snprintf(volatile_file, sizeof(volatile_file),
823 "%s/%s:%.4X:%.4X", parent, LUSTRE_VOLATILE_HDR,
824 mdt_index, random_value);
825 if (rc >= sizeof(volatile_file)) {
830 /* create, open a volatile file, use caching (ie no directio) */
832 fdv = lfs_component_create(volatile_file, open_flags,
835 fdv = llapi_file_open_param(volatile_file, open_flags,
837 } while (fdv < 0 && (rc = fdv) == -EEXIST);
840 error_loc = "cannot create volatile file";
844 /* In case the MDT does not support creation of volatile files
845 * we should try to unlink it. */
846 (void)unlink(volatile_file);
848 /* Not-owner (root?) special case.
849 * Need to set owner/group of volatile file like original.
850 * This will allow to pass related check during layout_swap.
855 error_loc = "cannot stat source file";
859 rc = fstat(fdv, &stv);
862 error_loc = "cannot stat volatile";
866 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
867 rc = fchown(fdv, st.st_uid, st.st_gid);
870 error_loc = "cannot change ownwership of volatile";
889 static int migrate_copy_data(int fd_src, int fd_dst, int (*check_file)(int))
891 struct llapi_layout *layout;
892 size_t buf_size = 4 * 1024 * 1024;
901 layout = llapi_layout_get_by_fd(fd_src, 0);
902 if (layout != NULL) {
903 uint64_t stripe_size;
905 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
907 buf_size = stripe_size;
909 llapi_layout_free(layout);
912 /* Use a page-aligned buffer for direct I/O */
913 rc = posix_memalign(&buf, getpagesize(), buf_size);
918 /* read new data only if we have written all
919 * previously read data */
922 rc = check_file(fd_src);
927 rsize = read(fd_src, buf, buf_size);
939 wsize = write(fd_dst, buf + bufoff, rpos - wpos);
958 static int migrate_copy_timestamps(int fd, int fdv)
962 if (fstat(fd, &st) == 0) {
963 struct timeval tv[2] = {
964 {.tv_sec = st.st_atime},
965 {.tv_sec = st.st_mtime}
968 return futimes(fdv, tv);
974 static int migrate_block(int fd, int fdv)
981 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
983 error_loc = "cannot get dataversion";
991 /* The grouplock blocks all concurrent accesses to the file.
992 * It has to be taken after llapi_get_data_version as it would
994 rc = llapi_group_lock(fd, gid);
996 error_loc = "cannot get group lock";
1000 rc = migrate_copy_data(fd, fdv, NULL);
1002 error_loc = "data copy failed";
1006 /* Make sure we keep original atime/mtime values */
1007 rc = migrate_copy_timestamps(fd, fdv);
1009 error_loc = "timestamp copy failed";
1014 * for a migration we need to check data version on file did
1017 * Pass in gid=0 since we already own grouplock. */
1018 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
1019 SWAP_LAYOUTS_CHECK_DV1);
1020 if (rc == -EAGAIN) {
1021 error_loc = "file changed";
1023 } else if (rc < 0) {
1024 error_loc = "cannot swap layout";
1029 rc2 = llapi_group_unlock(fd, gid);
1030 if (rc2 < 0 && rc == 0) {
1031 error_loc = "unlock group lock";
1039 * Internal helper for migrate_copy_data(). Check lease and report error if
1042 * \param[in] fd File descriptor on which to check the lease.
1044 * \retval 0 Migration can keep on going.
1045 * \retval -errno Error occurred, abort migration.
1047 static int check_lease(int fd)
1051 rc = llapi_lease_check(fd);
1053 return 0; /* llapi_check_lease returns > 0 on success. */
1058 static int migrate_nonblock(int fd, int fdv)
1064 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1066 error_loc = "cannot get data version";
1070 rc = migrate_copy_data(fd, fdv, check_lease);
1072 error_loc = "data copy failed";
1076 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
1078 error_loc = "cannot get data version";
1084 error_loc = "source file changed";
1088 /* Make sure we keep original atime/mtime values */
1089 rc = migrate_copy_timestamps(fd, fdv);
1091 error_loc = "timestamp copy failed";
1098 static int lfs_component_set(char *fname, int comp_id,
1099 __u32 flags, __u32 neg_flags)
1102 __u32 flags_array[2];
1107 ids[count] = comp_id;
1108 flags_array[count] = flags;
1113 if (neg_flags & LCME_FL_STALE) {
1114 fprintf(stderr, "%s: cannot clear 'stale' flags from "
1115 "component. Please use lfs-mirror-resync(1) "
1116 "instead\n", progname);
1120 ids[count] = comp_id;
1121 flags_array[count] = neg_flags | LCME_FL_NEG;
1125 rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
1127 if (errno == EUCLEAN) {
1130 "%s: cannot set 'stale' flag on component '%#x' of the last non-stale mirror of '%s'\n",
1131 progname, comp_id, fname);
1134 "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
1135 progname, comp_id, fname, flags, neg_flags);
1142 static int lfs_component_del(char *fname, __u32 comp_id,
1143 __u32 flags, __u32 neg_flags)
1147 if (flags && neg_flags)
1150 if (!flags && neg_flags)
1151 flags = neg_flags | LCME_FL_NEG;
1153 if ((flags && comp_id) || (!flags && !comp_id))
1157 if (flags & ~LCME_KNOWN_FLAGS) {
1159 "%s setstripe: unknown flags %#x\n",
1163 } else if (comp_id > LCME_ID_MAX) {
1164 fprintf(stderr, "%s setstripe: invalid component id %u\n",
1169 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
1172 "%s setstripe: cannot delete component %#x from '%s': %s\n",
1173 progname, comp_id, fname, strerror(errno));
1177 static int lfs_component_add(char *fname, struct llapi_layout *layout)
1184 rc = llapi_layout_file_comp_add(fname, layout);
1186 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
1187 fname, strerror(errno));
1191 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
1192 struct llapi_layout *layout)
1200 fd = lstat(fname, &st);
1201 if (fd == 0 && S_ISDIR(st.st_mode))
1202 open_flags = O_DIRECTORY | O_RDONLY;
1204 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
1206 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
1207 S_ISDIR(st.st_mode) ?
1208 "set default composite layout for" :
1209 "create composite file",
1210 fname, strerror(errno));
1214 static int lfs_migrate(char *name, __u64 migration_flags,
1215 struct llapi_stripe_param *param,
1216 struct llapi_layout *layout)
1218 struct llapi_layout *existing;
1219 uint64_t dom_new, dom_cur;
1224 rc = migrate_open_files(name, migration_flags, param, layout,
1229 rc = llapi_layout_dom_size(layout, &dom_new);
1231 error_loc = "cannot get new layout DoM size";
1234 /* special case for migration to DOM layout*/
1235 existing = llapi_layout_get_by_fd(fd, 0);
1237 error_loc = "cannot get existing layout";
1241 rc = llapi_layout_dom_size(existing, &dom_cur);
1243 error_loc = "cannot get current layout DoM size";
1247 /* if file has DoM layout already then migration is possible to
1248 * the new layout with the same DoM component via swap layout,
1249 * if new layout used bigger DOM size, then mirroring is used
1251 if (dom_new > dom_cur) {
1252 rc = lfs_migrate_to_dom(fd, fdv, name, migration_flags, param,
1255 error_loc = "cannot migrate to DOM layout";
1259 if (!(migration_flags & MIGRATION_NONBLOCK)) {
1260 /* Blocking mode (forced if servers do not support file lease).
1261 * It is also the default mode, since we cannot distinguish
1262 * between a broken lease and a server that does not support
1263 * atomic swap/close (LU-6785) */
1264 rc = migrate_block(fd, fdv);
1268 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1270 error_loc = "cannot get lease";
1274 rc = migrate_nonblock(fd, fdv);
1276 llapi_lease_release(fd);
1280 /* Atomically put lease, swap layouts and close.
1281 * for a migration we need to check data version on file did
1283 rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
1285 error_loc = "cannot swap layout";
1297 fprintf(stderr, "error: %s: %s: %s: %s\n",
1298 progname, name, error_loc, strerror(-rc));
1299 else if (migration_flags & MIGRATION_VERBOSE)
1300 printf("%s\n", name);
1305 static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
1314 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1318 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1319 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1320 const char *comp_name = comp_flags_table[i].cfn_name;
1322 if (strcmp(name, comp_name) == 0) {
1323 *flags |= comp_flag;
1325 } else if (strncmp(name, "^", 1) == 0 &&
1326 strcmp(name + 1, comp_name) == 0) {
1327 *neg_flags |= comp_flag;
1332 llapi_printf(LLAPI_MSG_ERROR,
1333 "%s: component flag '%s' not supported\n",
1339 if (!*flags && !*neg_flags)
1342 /* don't allow to set and exclude the same flag */
1343 if (*flags & *neg_flags)
1349 static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
1357 if (strncmp(string, "^", 1) == 0) {
1358 *neg_state = llapi_layout_string_flags(string + 1);
1359 if (*neg_state != 0)
1362 *state = llapi_layout_string_flags(string);
1367 llapi_printf(LLAPI_MSG_ERROR,
1368 "%s: mirrored file state '%s' not supported\n",
1374 * struct mirror_args - Command-line arguments for mirror(s).
1375 * @m_count: Number of mirrors to be created with this layout.
1376 * @m_flags: Mirror level flags, only 'prefer' is supported.
1377 * @m_layout: Mirror layout.
1378 * @m_file: A victim file. Its layout will be split and used as a mirror.
1379 * @m_next: Point to the next node of the list.
1381 * Command-line arguments for mirror(s) will be parsed and stored in
1382 * a linked list that consists of this structure.
1384 struct mirror_args {
1387 struct llapi_layout *m_layout;
1389 struct mirror_args *m_next;
1394 * enum mirror_flags - Flags for extending a mirrored file.
1395 * @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
1396 * in case the victim file(s) contains the same data as the
1397 * original mirrored file.
1398 * @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
1399 * @MF_COMP_ID: specified component id instead of mirror id
1401 * Flags for extending a mirrored file.
1411 * mirror_create_sanity_check() - Check mirror list.
1412 * @list: A linked list that stores the mirror arguments.
1414 * This function does a sanity check on @list for creating
1417 * Return: 0 on success or a negative error code on failure.
1419 static int mirror_create_sanity_check(const char *fname,
1420 struct mirror_args *list)
1423 bool has_m_file = false;
1424 bool has_m_layout = false;
1430 struct llapi_layout *layout;
1432 layout = llapi_layout_get_by_path(fname, 0);
1435 "error: %s: file '%s' couldn't get layout\n",
1440 rc = llapi_layout_sanity(layout, false, true);
1442 llapi_layout_free(layout);
1445 llapi_layout_sanity_perror(rc);
1450 while (list != NULL) {
1451 if (list->m_file != NULL) {
1453 llapi_layout_free(list->m_layout);
1456 llapi_layout_get_by_path(list->m_file, 0);
1457 if (list->m_layout == NULL) {
1459 "error: %s: file '%s' has no layout\n",
1460 progname, list->m_file);
1464 has_m_layout = true;
1465 if (list->m_layout == NULL) {
1466 fprintf(stderr, "error: %s: no mirror layout\n",
1472 rc = llapi_layout_sanity(list->m_layout, false, true);
1474 llapi_layout_sanity_perror(rc);
1478 list = list->m_next;
1481 if (has_m_file && has_m_layout) {
1483 "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
1491 static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
1493 __u32 mirror_flags = *(__u32 *)cbdata;
1497 rc = llapi_layout_comp_flags_get(layout, &flags);
1502 rc = llapi_layout_comp_flags_set(layout, mirror_flags);
1507 return LLAPI_LAYOUT_ITER_CONT;
1511 * mirror_create() - Create a mirrored file.
1512 * @fname: The file to be created.
1513 * @mirror_list: A linked list that stores the mirror arguments.
1515 * This function creates a mirrored file @fname with the mirror(s)
1516 * from @mirror_list.
1518 * Return: 0 on success or a negative error code on failure.
1520 static int mirror_create(char *fname, struct mirror_args *mirror_list)
1522 struct llapi_layout *layout = NULL;
1523 struct mirror_args *cur_mirror = NULL;
1524 uint16_t mirror_count = 0;
1528 rc = mirror_create_sanity_check(NULL, mirror_list);
1532 cur_mirror = mirror_list;
1533 while (cur_mirror != NULL) {
1534 rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
1536 &cur_mirror->m_flags);
1539 fprintf(stderr, "%s: failed to set mirror flags\n",
1544 for (i = 0; i < cur_mirror->m_count; i++) {
1545 rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
1548 fprintf(stderr, "error: %s: "
1549 "merge layout failed: %s\n",
1550 progname, strerror(errno));
1554 mirror_count += cur_mirror->m_count;
1555 cur_mirror = cur_mirror->m_next;
1558 if (layout == NULL) {
1559 fprintf(stderr, "error: %s: layout is NULL\n", progname);
1563 rc = llapi_layout_mirror_count_set(layout, mirror_count);
1566 fprintf(stderr, "error: %s: set mirror count failed: %s\n",
1567 progname, strerror(errno));
1571 rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
1579 llapi_layout_free(layout);
1584 * Compare files and check lease on @fd.
1586 * \retval bytes number of bytes are the same
1588 static ssize_t mirror_file_compare(int fd, int fdv)
1590 const size_t buflen = 4 * 1024 * 1024; /* 4M */
1592 ssize_t bytes_done = 0;
1593 ssize_t bytes_read = 0;
1595 buf = malloc(buflen * 2);
1600 if (!llapi_lease_check(fd)) {
1601 bytes_done = -EBUSY;
1605 bytes_read = read(fd, buf, buflen);
1606 if (bytes_read <= 0)
1609 if (bytes_read != read(fdv, buf + buflen, buflen))
1612 /* XXX: should compute the checksum on each buffer and then
1613 * compare checksum to avoid cache collision */
1614 if (memcmp(buf, buf + buflen, bytes_read))
1617 bytes_done += bytes_read;
1625 static int mirror_extend_file(const char *fname, const char *victim_file,
1626 enum mirror_flags mirror_flags)
1631 struct stat stbuf_v;
1632 struct ll_ioc_lease *data = NULL;
1635 fd = open(fname, O_RDWR);
1637 error_loc = "open source file";
1642 fdv = open(victim_file, O_RDWR);
1644 error_loc = "open target file";
1649 if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
1650 error_loc = "stat source or target file";
1655 if (stbuf.st_dev != stbuf_v.st_dev) {
1656 error_loc = "stat source and target file";
1661 /* mirrors should be of the same size */
1662 if (stbuf.st_size != stbuf_v.st_size) {
1663 error_loc = "file sizes don't match";
1668 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1670 error_loc = "cannot get lease";
1674 if (!(mirror_flags & MF_NO_VERIFY)) {
1676 /* mirrors should have the same contents */
1677 ret = mirror_file_compare(fd, fdv);
1678 if (ret != stbuf.st_size) {
1679 error_loc = "file busy or contents don't match";
1680 rc = ret < 0 ? ret : -EINVAL;
1685 /* Get rid of caching pages from clients */
1686 rc = llapi_file_flush(fd);
1688 error_loc = "cannot get data version";
1692 rc = llapi_file_flush(fdv);
1694 error_loc = "cannot get data version";
1699 /* Make sure we keep original atime/mtime values */
1700 rc = migrate_copy_timestamps(fd, fdv);
1702 error_loc = "cannot copy timestamp";
1706 /* Atomically put lease, merge layouts and close. */
1707 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1709 error_loc = "memory allocation";
1712 data->lil_mode = LL_LEASE_UNLCK;
1713 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1714 data->lil_count = 1;
1715 data->lil_ids[0] = fdv;
1716 rc = llapi_lease_set(fd, data);
1718 error_loc = "cannot merge layout";
1720 } else if (rc == 0) {
1722 error_loc = "lost lease lock";
1735 (void) unlink(victim_file);
1737 fprintf(stderr, "error: %s: %s: %s: %s\n",
1738 progname, fname, error_loc, strerror(-rc));
1742 static int mirror_extend_layout(char *name, struct llapi_layout *m_layout,
1745 struct llapi_layout *f_layout = NULL;
1746 struct ll_ioc_lease *data = NULL;
1752 f_layout = llapi_layout_get_by_path(name, 0);
1753 if (f_layout == NULL) {
1754 fprintf(stderr, "%s: cannot get layout\n", progname);
1757 rc = llapi_layout_get_last_init_comp(f_layout);
1759 fprintf(stderr, "%s: cannot get the last init comp\n",
1763 rc = llapi_layout_mirror_inherit(f_layout, m_layout);
1766 "%s: cannot inherit from the last init comp\n",
1771 rc = migrate_open_files(name, 0, NULL, m_layout, &fd, &fdv);
1775 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1777 error_loc = "cannot get lease";
1781 rc = migrate_nonblock(fd, fdv);
1783 llapi_lease_release(fd);
1787 /* Atomically put lease, merge layouts and close. */
1788 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1790 error_loc = "memory allocation";
1793 data->lil_mode = LL_LEASE_UNLCK;
1794 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1795 data->lil_count = 1;
1796 data->lil_ids[0] = fdv;
1797 rc = llapi_lease_set(fd, data);
1799 error_loc = "cannot merge layout";
1801 } else if (rc == 0) {
1803 error_loc = "lost lease lock";
1816 fprintf(stderr, "error: %s: %s: %s: %s\n",
1817 progname, name, error_loc, strerror(-rc));
1821 static int mirror_extend(char *fname, struct mirror_args *mirror_list,
1822 enum mirror_flags mirror_flags)
1826 rc = mirror_create_sanity_check(fname, mirror_list);
1830 while (mirror_list) {
1831 if (mirror_list->m_file != NULL) {
1832 rc = mirror_extend_file(fname, mirror_list->m_file,
1835 __u32 mirror_count = mirror_list->m_count;
1837 while (mirror_count > 0) {
1838 rc = mirror_extend_layout(fname,
1839 mirror_list->m_layout,
1840 mirror_list->m_inherit);
1850 mirror_list = mirror_list->m_next;
1856 static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
1861 rc = llapi_layout_mirror_id_get(layout, &id);
1865 if ((__u16)id == *(__u16 *)cbdata)
1866 return LLAPI_LAYOUT_ITER_STOP;
1868 return LLAPI_LAYOUT_ITER_CONT;
1871 static int find_comp_id(struct llapi_layout *layout, void *cbdata)
1876 rc = llapi_layout_comp_id_get(layout, &id);
1880 if (id == *(__u32 *)cbdata)
1881 return LLAPI_LAYOUT_ITER_STOP;
1883 return LLAPI_LAYOUT_ITER_CONT;
1886 struct pool_to_id_cbdata {
1890 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata)
1892 char buf[LOV_MAXPOOLNAME + 1];
1893 struct pool_to_id_cbdata *d = (void *)cbdata;
1897 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
1900 if (strcmp(d->pool, buf))
1901 return LLAPI_LAYOUT_ITER_CONT;
1903 rc = llapi_layout_mirror_id_get(layout, &id);
1908 return LLAPI_LAYOUT_ITER_STOP;
1911 struct collect_ids_data {
1917 static int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
1919 struct collect_ids_data *cid = cbdata;
1923 rc = llapi_layout_mirror_id_get(layout, &id);
1927 if ((__u16)id != cid->cid_exclude) {
1930 for (i = 0; i < cid->cid_count; i++) {
1931 /* already collected the mirror id */
1932 if (id == cid->cid_ids[i])
1933 return LLAPI_LAYOUT_ITER_CONT;
1935 cid->cid_ids[cid->cid_count] = id;
1939 return LLAPI_LAYOUT_ITER_CONT;
1943 * last_non_stale_mirror() - Check if a mirror is the last non-stale mirror.
1944 * @mirror_id: Mirror id to be checked.
1945 * @layout: Mirror component list.
1947 * This function checks if a mirror with specified @mirror_id is the last
1948 * non-stale mirror of a layout @layout.
1950 * Return: true or false.
1953 bool last_non_stale_mirror(__u16 mirror_id, struct llapi_layout *layout)
1955 __u16 mirror_ids[128] = { 0 };
1956 struct collect_ids_data cid = { .cid_ids = mirror_ids,
1958 .cid_exclude = mirror_id, };
1961 llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
1963 for (i = 0; i < cid.cid_count; i++) {
1964 struct llapi_resync_comp comp_array[1024] = { { 0 } };
1967 comp_size = llapi_mirror_find_stale(layout, comp_array,
1968 ARRAY_SIZE(comp_array),
1977 static int mirror_split(const char *fname, __u32 id, const char *pool,
1978 enum mirror_flags mflags, const char *victim_file)
1980 struct llapi_layout *layout;
1981 char parent[PATH_MAX];
1982 char victim[PATH_MAX];
1983 int flags = O_CREAT | O_EXCL | O_LOV_DELAY_CREATE | O_NOFOLLOW;
1985 struct ll_ioc_lease *data;
1986 uint16_t mirror_count;
1991 /* check fname contains mirror with mirror_id/comp_id */
1992 layout = llapi_layout_get_by_path(fname, 0);
1995 "error %s: file '%s' couldn't get layout\n",
2000 rc = llapi_layout_sanity(layout, false, true);
2002 llapi_layout_sanity_perror(rc);
2006 rc = llapi_layout_mirror_count_get(layout, &mirror_count);
2009 "error %s: file '%s' couldn't get mirror count\n",
2013 if (mirror_count < 2) {
2015 "error %s: file '%s' has %d component, cannot split\n",
2016 progname, fname, mirror_count);
2020 if (mflags & MF_COMP_POOL) {
2021 struct pool_to_id_cbdata data = { .pool = pool };
2023 rc = llapi_layout_comp_iterate(layout, find_comp_id_by_pool,
2026 } else if (mflags & MF_COMP_ID) {
2027 rc = llapi_layout_comp_iterate(layout, find_comp_id, &id);
2028 id = mirror_id_of(id);
2030 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &id);
2033 fprintf(stderr, "error %s: failed to iterate layout of '%s'\n",
2036 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
2038 "error %s: file '%s' does not contain mirror with id %u\n",
2039 progname, fname, id);
2043 fd = open(fname, O_RDWR);
2046 "error %s: open file '%s' failed: %s\n",
2047 progname, fname, strerror(errno));
2051 /* get victim file directory pathname */
2052 if (strlen(fname) > sizeof(parent) - 1) {
2053 fprintf(stderr, "error %s: file name of '%s' too long\n",
2058 strncpy(parent, fname, sizeof(parent));
2059 ptr = strrchr(parent, '/');
2061 if (getcwd(parent, sizeof(parent)) == NULL) {
2062 fprintf(stderr, "error %s: getcwd failed: %s\n",
2063 progname, strerror(errno));
2073 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
2075 fprintf(stderr, "%s: cannot get MDT index of '%s'\n",
2080 if (victim_file == NULL) {
2081 /* use a temp file to store the splitted layout */
2082 if (mflags & MF_DESTROY) {
2083 if (last_non_stale_mirror(id, layout)) {
2086 "%s: cannot destroy the last non-stale mirror of file '%s'\n",
2091 fdv = llapi_create_volatile_idx(parent, mdt_index,
2092 O_LOV_DELAY_CREATE);
2094 snprintf(victim, sizeof(victim), "%s.mirror~%u",
2096 fdv = open(victim, flags, S_IRUSR | S_IWUSR);
2099 /* user specified victim file */
2100 fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
2105 "error %s: create victim file failed: %s\n",
2106 progname, strerror(errno));
2110 /* get lease lock of fname */
2111 rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
2114 "error %s: cannot get lease of file '%s': %d\n",
2115 progname, fname, rc);
2119 /* Atomatically put lease, split layouts and close. */
2120 data = malloc(offsetof(typeof(*data), lil_ids[2]));
2126 data->lil_mode = LL_LEASE_UNLCK;
2127 data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
2128 data->lil_count = 2;
2129 data->lil_ids[0] = fdv;
2130 data->lil_ids[1] = id;
2131 rc = llapi_lease_set(fd, data);
2133 if (rc == 0) /* lost lease lock */
2136 "error %s: cannot split '%s': %s\n",
2137 progname, fname, strerror(-rc));
2148 llapi_layout_free(layout);
2153 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
2154 __u16 *mirror_ids, int ids_nr);
2156 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
2157 __u64 migration_flags,
2158 struct llapi_stripe_param *param,
2159 struct llapi_layout *layout)
2161 struct ll_ioc_lease *data = NULL;
2164 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
2166 error_loc = "cannot get lease";
2170 /* Atomically put lease, merge layouts, resync and close. */
2171 data = calloc(1, offsetof(typeof(*data), lil_ids[1024]));
2173 error_loc = "memory allocation";
2176 data->lil_mode = LL_LEASE_UNLCK;
2177 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
2178 data->lil_count = 1;
2179 data->lil_ids[0] = fdv;
2180 rc = llapi_lease_set(fd, data);
2182 error_loc = "cannot merge layout";
2184 } else if (rc == 0) {
2186 error_loc = "lost lease lock";
2192 rc = lfs_mirror_resync_file(name, data, NULL, 0);
2194 error_loc = "cannot resync file";
2198 /* delete first mirror now */
2199 rc = mirror_split(name, 1, NULL, MF_DESTROY, NULL);
2201 error_loc = "cannot delete old layout";
2209 fprintf(stderr, "error: %s: %s: %s: %s\n",
2210 progname, name, error_loc, strerror(-rc));
2211 else if (migration_flags & MIGRATION_VERBOSE)
2212 printf("%s\n", name);
2219 * Parse a string containing an target index list into an array of integers.
2221 * The input string contains a comma delimited list of individual
2222 * indices and ranges, for example "1,2-4,7". Add the indices into the
2223 * \a tgts array and remove duplicates.
2225 * \param[out] tgts array to store indices in
2226 * \param[in] size size of \a tgts array
2227 * \param[in] offset starting index in \a tgts
2228 * \param[in] arg string containing OST index list
2229 * \param[in/out] overstriping index list may contain duplicates
2231 * \retval positive number of indices in \a tgts
2232 * \retval -EINVAL unable to parse \a arg
2234 static int parse_targets(__u32 *tgts, int size, int offset, char *arg,
2235 unsigned long long *pattern)
2239 int slots = size - offset;
2241 bool overstriped = false;
2247 end_of_loop = false;
2248 while (!end_of_loop) {
2249 int start_index = 0;
2252 char *endptr = NULL;
2256 ptr = strchrnul(arg, ',');
2258 end_of_loop = *ptr == '\0';
2261 start_index = strtol(arg, &endptr, 0);
2262 if (endptr == arg) /* no data at all */
2264 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
2267 end_index = start_index;
2268 if (*endptr == '-') {
2269 end_index = strtol(endptr + 1, &endptr, 0);
2270 if (*endptr != '\0')
2272 if (end_index < start_index)
2276 for (i = start_index; i <= end_index && slots > 0; i++) {
2279 /* remove duplicate */
2280 for (j = 0; j < offset; j++) {
2281 if (tgts[j] == i && pattern &&
2282 *pattern == LLAPI_LAYOUT_OVERSTRIPING)
2284 else if (tgts[j] == i)
2290 if (j == offset) { /* check complete */
2296 if (slots == 0 && i < end_index)
2304 if (!end_of_loop && ptr != NULL)
2307 if (!overstriped && pattern)
2308 *pattern = LLAPI_LAYOUT_DEFAULT;
2310 return rc < 0 ? rc : nr;
2313 struct lfs_setstripe_args {
2314 unsigned long long lsa_comp_end;
2315 unsigned long long lsa_stripe_size;
2316 unsigned long long lsa_extension_size;
2317 long long lsa_stripe_count;
2318 long long lsa_stripe_off;
2319 __u32 lsa_comp_flags;
2320 __u32 lsa_comp_neg_flags;
2321 unsigned long long lsa_pattern;
2322 unsigned int lsa_mirror_count;
2324 bool lsa_first_comp;
2325 bool lsa_extension_comp;
2327 char *lsa_pool_name;
2330 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
2332 unsigned int mirror_count = lsa->lsa_mirror_count;
2333 bool first_comp = lsa->lsa_first_comp;
2335 memset(lsa, 0, sizeof(*lsa));
2337 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2338 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2339 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2340 lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
2341 lsa->lsa_pool_name = NULL;
2343 lsa->lsa_mirror_count = mirror_count;
2344 lsa->lsa_first_comp = first_comp;
2348 * setstripe_args_init_inherit() - Initialize and inherit stripe options.
2349 * @lsa: Stripe options to be initialized and inherited.
2351 * This function initializes stripe options in @lsa and inherit
2352 * stripe_size, stripe_count and OST pool_name options.
2356 static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
2358 unsigned long long stripe_size;
2359 long long stripe_count;
2360 char *pool_name = NULL;
2362 stripe_size = lsa->lsa_stripe_size;
2363 stripe_count = lsa->lsa_stripe_count;
2364 pool_name = lsa->lsa_pool_name;
2366 setstripe_args_init(lsa);
2368 lsa->lsa_stripe_size = stripe_size;
2369 lsa->lsa_stripe_count = stripe_count;
2370 lsa->lsa_pool_name = pool_name;
2373 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
2375 return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
2376 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
2377 lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
2378 lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
2379 lsa->lsa_comp_end != 0);
2383 * comp_args_to_layout() - Create or extend a composite layout.
2384 * @composite: Pointer to the composite layout.
2385 * @lsa: Stripe options for the new component.
2387 * This function creates or extends a composite layout by adding a new
2388 * component with stripe options from @lsa.
2390 * Return: 0 on success or an error code on failure.
2392 static int comp_args_to_layout(struct llapi_layout **composite,
2393 struct lfs_setstripe_args *lsa,
2396 struct llapi_layout *layout = *composite;
2397 uint64_t prev_end = 0;
2402 if (layout == NULL) {
2403 layout = llapi_layout_alloc();
2404 if (layout == NULL) {
2405 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
2410 *composite = layout;
2411 lsa->lsa_first_comp = true;
2415 /* Get current component extent, current component
2416 * must be the tail component. */
2417 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
2419 fprintf(stderr, "Get comp extent failed. %s\n",
2424 if (lsa->lsa_first_comp) {
2426 rc = llapi_layout_add_first_comp(layout);
2428 rc = llapi_layout_comp_add(layout);
2431 fprintf(stderr, "Add component failed. %s\n",
2437 rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
2439 fprintf(stderr, "Set flags 0x%x failed: %s\n",
2440 lsa->lsa_comp_flags, strerror(errno));
2445 uint64_t comp_end = lsa->lsa_comp_end;
2447 /* The extendable component is 0-length, so it can be removed
2448 * if there is insufficient space to extend it. */
2449 if (lsa->lsa_extension_comp)
2450 comp_end = prev_end;
2452 rc = llapi_layout_comp_extent_set(layout, prev_end,
2455 fprintf(stderr, "Set extent [%lu, %lu) failed. %s\n",
2456 prev_end, comp_end, strerror(errno));
2460 /* reset lsa_first_comp */
2461 lsa->lsa_first_comp = false;
2463 /* Data-on-MDT component setting */
2464 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
2465 /* In case of Data-on-MDT patterns the only extra option
2466 * applicable is stripe size option. */
2467 if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
2468 fprintf(stderr, "Option 'stripe-count' can't be "
2469 "specified with Data-on-MDT component: %lld\n",
2470 lsa->lsa_stripe_count);
2474 if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT) {
2475 fprintf(stderr, "Option 'stripe-size' can't be "
2476 "specified with Data-on-MDT component: %llu\n",
2477 lsa->lsa_stripe_size);
2481 if (lsa->lsa_nr_tgts != 0) {
2482 fprintf(stderr, "Option 'ost-list' can't be specified "
2483 "with Data-on-MDT component: '%i'\n",
2488 if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
2489 fprintf(stderr, "Option 'stripe-offset' can't be "
2490 "specified with Data-on-MDT component: %lld\n",
2491 lsa->lsa_stripe_off);
2495 if (lsa->lsa_pool_name != 0) {
2496 fprintf(stderr, "Option 'pool' can't be specified "
2497 "with Data-on-MDT component: '%s'\n",
2498 lsa->lsa_pool_name);
2503 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2505 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2510 /* Data-on-MDT component has always single stripe up to end */
2511 lsa->lsa_stripe_size = lsa->lsa_comp_end;
2512 } else if (lsa->lsa_pattern == LLAPI_LAYOUT_OVERSTRIPING) {
2513 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2515 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2522 size = lsa->lsa_comp_flags & LCME_FL_EXTENSION ?
2523 lsa->lsa_extension_size : lsa->lsa_stripe_size;
2525 if (lsa->lsa_comp_flags & LCME_FL_EXTENSION)
2526 rc = llapi_layout_extension_size_set(layout, size);
2528 rc = llapi_layout_stripe_size_set(layout, size);
2531 fprintf(stderr, "Set stripe size %lu failed: %s\n",
2532 size, strerror(errno));
2536 rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
2538 fprintf(stderr, "Set stripe count %lld failed: %s\n",
2539 lsa->lsa_stripe_count, strerror(errno));
2543 if (lsa->lsa_pool_name != NULL) {
2544 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
2546 fprintf(stderr, "Set pool name: %s failed. %s\n",
2547 lsa->lsa_pool_name, strerror(errno));
2551 rc = llapi_layout_pool_name_set(layout, "");
2553 fprintf(stderr, "Clear pool name failed: %s\n",
2559 if (lsa->lsa_nr_tgts > 0) {
2560 if (lsa->lsa_stripe_count > 0 &&
2561 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
2562 lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
2563 lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
2564 fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
2565 lsa->lsa_stripe_count,
2570 for (i = 0; i < lsa->lsa_nr_tgts; i++) {
2571 rc = llapi_layout_ost_index_set(layout, i,
2576 } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
2577 lsa->lsa_stripe_off != -1) {
2578 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
2581 fprintf(stderr, "Set ost index %d failed. %s\n",
2582 i, strerror(errno));
2586 /* Create the second, virtual component of extension space */
2587 if (lsa->lsa_extension_comp) {
2588 lsa->lsa_comp_flags |= LCME_FL_EXTENSION;
2589 lsa->lsa_extension_comp = false;
2596 static int build_component(struct llapi_layout **layout,
2597 struct lfs_setstripe_args *lsa, bool set_extent)
2601 rc = comp_args_to_layout(layout, lsa, set_extent);
2605 if (lsa->lsa_mirror_count > 0) {
2606 rc = llapi_layout_mirror_count_set(*layout,
2607 lsa->lsa_mirror_count);
2611 rc = llapi_layout_flags_set(*layout, LCM_FL_RDONLY);
2614 lsa->lsa_mirror_count = 0;
2620 static int build_layout_from_yaml_node(struct cYAML *node,
2621 struct llapi_layout **layout,
2622 struct lfs_setstripe_args *lsa,
2629 if (node->cy_type == CYAML_TYPE_OBJECT) {
2630 /* go deep to sub blocks */
2631 rc = build_layout_from_yaml_node(node->cy_child, layout,
2636 if (node->cy_string == NULL)
2639 string = node->cy_string;
2640 /* skip leading lmm_ if present, to simplify parsing */
2641 if (strncmp(string, "lmm_", 4) == 0)
2644 if (node->cy_type == CYAML_TYPE_STRING) {
2645 if (!strcmp(string, "lcme_extent.e_end")) {
2646 if (!strcmp(node->cy_valuestring, "EOF") ||
2647 !strcmp(node->cy_valuestring, "eof"))
2648 lsa->lsa_comp_end = LUSTRE_EOF;
2649 } else if (!strcmp(string, "pool")) {
2650 lsa->lsa_pool_name = node->cy_valuestring;
2651 } else if (!strcmp(string, "pattern")) {
2652 if (!strcmp(node->cy_valuestring, "mdt"))
2653 lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
2654 if (!strcmp(node->cy_valuestring,
2655 "raid0,overstriped"))
2657 LLAPI_LAYOUT_OVERSTRIPING;
2658 } else if (!strcmp(string, "lcme_flags")) {
2659 rc = comp_str2flags(node->cy_valuestring,
2660 &lsa->lsa_comp_flags,
2661 &lsa->lsa_comp_neg_flags);
2664 /* Only template flags have meaning in
2665 * the layout for a new file
2667 lsa->lsa_comp_flags &= LCME_TEMPLATE_FLAGS;
2669 } else if (node->cy_type == CYAML_TYPE_NUMBER) {
2670 if (!strcmp(string, "lcm_mirror_count")) {
2671 lsa->lsa_mirror_count = node->cy_valueint;
2672 } else if (!strcmp(string, "lcme_extent.e_start")) {
2673 if (node->cy_valueint != 0 || *layout != NULL) {
2674 rc = build_component(layout, lsa, true);
2679 if (node->cy_valueint == 0)
2680 lsa->lsa_first_comp = true;
2682 /* initialize lsa */
2683 setstripe_args_init(lsa);
2684 lsa->lsa_tgts = osts;
2685 } else if (!strcmp(string, "lcme_extent.e_end")) {
2686 if (node->cy_valueint == -1)
2687 lsa->lsa_comp_end = LUSTRE_EOF;
2689 lsa->lsa_comp_end = node->cy_valueint;
2690 } else if (!strcmp(string, "stripe_count")) {
2691 lsa->lsa_stripe_count = node->cy_valueint;
2692 } else if (!strcmp(string, "stripe_size")) {
2693 lsa->lsa_stripe_size = node->cy_valueint;
2694 } else if (!strcmp(string, "stripe_offset")) {
2695 lsa->lsa_stripe_off = node->cy_valueint;
2696 } else if (!strcmp(string, "l_ost_idx")) {
2697 osts[lsa->lsa_nr_tgts] = node->cy_valueint;
2702 node = node->cy_next;
2708 static int lfs_comp_create_from_yaml(char *template,
2709 struct llapi_layout **layout,
2710 struct lfs_setstripe_args *lsa,
2713 struct cYAML *tree = NULL, *err_rc = NULL;
2716 tree = cYAML_build_tree(template, NULL, 0, &err_rc, false);
2718 fprintf(stderr, "%s: cannot parse YAML file %s\n",
2719 progname, template);
2720 cYAML_build_error(-EINVAL, -1, "yaml", "from comp yaml",
2721 "can't parse", &err_rc);
2722 cYAML_print_tree2file(stderr, err_rc);
2723 cYAML_free_tree(err_rc);
2728 /* initialize lsa for plain file */
2729 setstripe_args_init(lsa);
2730 lsa->lsa_tgts = osts;
2732 rc = build_layout_from_yaml_node(tree, layout, lsa, osts);
2734 fprintf(stderr, "%s: cannot build layout from YAML file %s.\n",
2735 progname, template);
2738 rc = build_component(layout, lsa, *layout != NULL);
2740 /* clean clean lsa */
2741 setstripe_args_init(lsa);
2745 cYAML_free_tree(tree);
2750 * Get the extension size from the next (SEL) component and extend the
2751 * current component on it. The start of the next component is to be
2754 * \param[in] layout the current layout
2755 * \param[in] start the start of the current component
2756 * \param[in,out] end the end of the current component
2757 * \param[in] offset the offset to adjust the end position to instead of
2760 * \retval 0 - extended successfully
2761 * \retval < 0 - error
2763 static int layout_extend_comp(struct llapi_layout *layout,
2764 uint64_t start, uint64_t *end,
2767 uint64_t size, next_start, next_end;
2770 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_NEXT);
2772 fprintf(stderr, "%s setstripe: cannot move component cursor: "
2773 "%s\n", progname, strerror(errno));
2777 /* Even if the @size will not be used below, this will fail if
2778 * this is not a SEL component - a good confirmation we are
2779 * working on right components. */
2780 rc = llapi_layout_extension_size_get(layout, &size);
2782 fprintf(stderr, "%s setstripe: cannot get component ext size: "
2783 "%s\n", progname, strerror(errno));
2787 rc = llapi_layout_comp_extent_get(layout, &next_start, &next_end);
2789 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
2790 progname, strerror(errno));
2794 next_start += offset ?: size;
2795 rc = llapi_layout_comp_extent_set(layout, next_start, next_end);
2797 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
2798 progname, strerror(errno));
2802 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_PREV);
2804 fprintf(stderr, "%s setstripe: cannot move component cursor: "
2805 "%s\n", progname, strerror(errno));
2809 *end += offset ?: size;
2810 rc = llapi_layout_comp_extent_set(layout, start, *end);
2812 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
2813 progname, strerror(errno));
2821 * In 'lfs setstripe --component-add' mode, we need to fetch the extent
2822 * end of the last component in the existing file, and adjust the
2823 * first extent start of the components to be added accordingly.
2825 * In the create mode, we need to check if the first component is an extendable
2826 * SEL component and extend its length to the extension size (first component
2827 * of the PFL file is initialised at the create time, cannot be 0-lenght.
2829 static int layout_adjust_first_extent(char *fname, struct llapi_layout *layout,
2832 struct llapi_layout *head;
2833 uint64_t start = 0, prev_end = 0;
2842 head = llapi_layout_get_by_path(fname, 0);
2845 "%s setstripe: cannot read layout from '%s': "
2846 "%s\n", progname, fname, strerror(errno));
2848 } else if (errno == ENODATA) {
2849 /* file without LOVEA, this component-add will be turned
2850 * into a component-create. */
2851 llapi_layout_free(head);
2854 /* the new layout will be added to an empty one, it
2855 * still needs to be adjusted below */
2858 } else if (!llapi_layout_is_composite(head)) {
2859 fprintf(stderr, "%s setstripe: '%s' not a composite "
2860 "file\n", progname, fname);
2861 llapi_layout_free(head);
2865 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
2867 fprintf(stderr, "%s setstripe: cannot get prev "
2868 "extent: %s\n", progname, strerror(errno));
2869 llapi_layout_free(head);
2873 llapi_layout_free(head);
2877 /* Make sure we use the first component of the layout to be added. */
2878 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
2881 "%s setstripe: cannot move component cursor: %s\n",
2882 progname, strerror(errno));
2886 rc = llapi_layout_comp_extent_get(layout, &start, &end);
2888 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
2889 progname, strerror(errno));
2893 if (start == 0 && end == 0) {
2894 rc = layout_extend_comp(layout, start, &end,
2895 comp_add ? prev_end : 0);
2900 if (start > prev_end || end < prev_end) {
2901 fprintf(stderr, "%s setstripe: first extent [%lu, %lu) not "
2902 "adjacent with extent end %lu\n",
2903 progname, start, end, prev_end);
2907 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
2909 fprintf(stderr, "%s setstripe: cannot set component extent "
2911 progname, prev_end, end, strerror(errno));
2918 static int mirror_adjust_first_extents(struct mirror_args *list)
2925 while (list != NULL) {
2926 rc = layout_adjust_first_extent(NULL, list->m_layout, false);
2929 list = list->m_next;
2935 static inline bool arg_is_eof(char *arg)
2937 return !strncmp(arg, "-1", strlen("-1")) ||
2938 !strncmp(arg, "EOF", strlen("EOF")) ||
2939 !strncmp(arg, "eof", strlen("eof"));
2943 * lfs_mirror_alloc() - Allocate a mirror argument structure.
2945 * Return: Valid mirror_args pointer on success and
2946 * NULL if memory allocation fails.
2948 static struct mirror_args *lfs_mirror_alloc(void)
2950 struct mirror_args *mirror = NULL;
2953 mirror = calloc(1, sizeof(*mirror));
2954 if (mirror != NULL) {
2955 mirror->m_inherit = false;
2966 * lfs_mirror_free() - Free memory allocated for a mirror argument
2968 * @mirror: Previously allocated mirror argument structure by
2969 * lfs_mirror_alloc().
2971 * Free memory allocated for @mirror.
2975 static void lfs_mirror_free(struct mirror_args *mirror)
2977 if (mirror->m_layout != NULL)
2978 llapi_layout_free(mirror->m_layout);
2983 * lfs_mirror_list_free() - Free memory allocated for a mirror list.
2984 * @mirror_list: Previously allocated mirror list.
2986 * Free memory allocated for @mirror_list.
2990 static void lfs_mirror_list_free(struct mirror_args *mirror_list)
2992 struct mirror_args *next_mirror = NULL;
2994 while (mirror_list != NULL) {
2995 next_mirror = mirror_list->m_next;
2996 lfs_mirror_free(mirror_list);
2997 mirror_list = next_mirror;
3009 LFS_COMP_NO_VERIFY_OPT,
3011 LFS_LAYOUT_FLAGS_OPT, /* used for mirror and foreign flags */
3013 LFS_MIRROR_STATE_OPT,
3015 LFS_MIRROR_INDEX_OPT,
3016 LFS_LAYOUT_FOREIGN_OPT,
3022 static int lfs_setstripe_internal(int argc, char **argv,
3023 enum setstripe_origin opc)
3025 struct lfs_setstripe_args lsa = { 0 };
3026 struct llapi_stripe_param *param = NULL;
3027 struct find_param migrate_mdt_param = {
3037 unsigned long long size_units = 1;
3038 bool migrate_mode = false;
3039 bool migrate_mdt_mode = false;
3040 bool setstripe_mode = false;
3041 bool migration_block = false;
3042 __u64 migration_flags = 0;
3043 __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
3044 int comp_del = 0, comp_set = 0;
3047 struct llapi_layout *layout = NULL;
3048 struct llapi_layout **lpp = &layout;
3049 bool mirror_mode = false;
3050 bool has_m_file = false;
3051 __u32 mirror_count = 0;
3052 enum mirror_flags mirror_flags = 0;
3053 struct mirror_args *mirror_list = NULL;
3054 struct mirror_args *new_mirror = NULL;
3055 struct mirror_args *last_mirror = NULL;
3056 __u16 mirror_id = 0;
3058 bool from_yaml = false;
3059 bool from_copy = false;
3060 char *template = NULL;
3061 bool foreign_mode = false;
3063 uint32_t type = LU_FOREIGN_TYPE_NONE, flags = 0;
3064 char *mode_opt = NULL;
3065 mode_t previous_umask = 0;
3066 mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
3068 struct option long_opts[] = {
3069 /* find { .val = '0', .name = "null", .has_arg = no_argument }, */
3070 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
3071 /* --block is only valid in migrate mode */
3072 { .val = 'b', .name = "block", .has_arg = no_argument },
3073 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
3074 { .val = LFS_COMP_ADD_OPT,
3075 .name = "comp-add", .has_arg = no_argument },
3076 { .val = LFS_COMP_ADD_OPT,
3077 .name = "component-add", .has_arg = no_argument },
3078 { .val = LFS_COMP_DEL_OPT,
3079 .name = "comp-del", .has_arg = no_argument },
3080 { .val = LFS_COMP_DEL_OPT,
3081 .name = "component-del", .has_arg = no_argument },
3082 { .val = LFS_COMP_FLAGS_OPT,
3083 .name = "comp-flags", .has_arg = required_argument },
3084 { .val = LFS_COMP_FLAGS_OPT,
3085 .name = "component-flags",
3086 .has_arg = required_argument },
3087 { .val = LFS_COMP_SET_OPT,
3088 .name = "comp-set", .has_arg = no_argument },
3089 { .val = LFS_COMP_SET_OPT,
3090 .name = "component-set",
3091 .has_arg = no_argument},
3092 { .val = LFS_COMP_NO_VERIFY_OPT,
3093 .name = "no-verify", .has_arg = no_argument},
3094 { .val = LFS_LAYOUT_FLAGS_OPT,
3095 .name = "flags", .has_arg = required_argument},
3096 { .val = LFS_LAYOUT_FOREIGN_OPT,
3097 .name = "foreign", .has_arg = optional_argument},
3098 { .val = LFS_MIRROR_ID_OPT,
3099 .name = "mirror-id", .has_arg = required_argument},
3100 { .val = LFS_MODE_OPT,
3101 .name = "mode", .has_arg = required_argument},
3102 { .val = LFS_LAYOUT_COPY,
3103 .name = "copy", .has_arg = required_argument},
3104 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
3105 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
3106 { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
3107 { .val = 'C', .name = "overstripe-count",
3108 .has_arg = required_argument},
3109 { .val = 'd', .name = "delete", .has_arg = no_argument},
3110 { .val = 'd', .name = "destroy", .has_arg = no_argument},
3111 /* --non-direct is only valid in migrate mode */
3112 { .val = 'D', .name = "non-direct", .has_arg = no_argument },
3113 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
3114 { .val = 'E', .name = "component-end",
3115 .has_arg = required_argument},
3116 { .val = 'f', .name = "file", .has_arg = required_argument },
3117 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
3118 /* find { .val = 'g', .name = "gid", .has_arg = no_argument }, */
3119 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
3120 /* find { .val = 'h', .name = "help", .has_arg = no_argument }, */
3121 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
3122 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
3123 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
3124 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
3125 { .val = 'I', .name = "component-id", .has_arg = required_argument},
3126 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
3127 { .val = 'L', .name = "layout", .has_arg = required_argument },
3128 { .val = 'm', .name = "mdt", .has_arg = required_argument},
3129 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
3130 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
3131 /* --non-block is only valid in migrate mode */
3132 { .val = 'n', .name = "non-block", .has_arg = no_argument },
3133 { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
3134 { .val = 'o', .name = "ost", .has_arg = required_argument },
3135 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3136 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
3137 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
3139 { .val = 'p', .name = "pool", .has_arg = required_argument },
3140 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
3141 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
3142 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
3143 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
3144 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
3145 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
3146 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
3147 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
3148 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
3149 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
3150 /* --verbose is only valid in migrate mode */
3151 { .val = 'v', .name = "verbose", .has_arg = no_argument},
3152 { .val = 'x', .name = "xattr", .has_arg = required_argument },
3153 { .val = 'y', .name = "yaml", .has_arg = required_argument },
3154 { .val = 'z', .name = "ext-size", .has_arg = required_argument},
3155 { .val = 'z', .name = "extension-size", .has_arg = required_argument},
3158 setstripe_args_init(&lsa);
3160 migrate_mode = (opc == SO_MIGRATE);
3161 mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
3162 setstripe_mode = (opc == SO_SETSTRIPE);
3163 if (opc == SO_MIRROR_DELETE) {
3165 mirror_flags = MF_DESTROY;
3168 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
3170 while ((c = getopt_long(argc, argv,
3171 "bc:C:dDE:f:H:i:I:m:N::no:p:L:s:S:vx:y:z:",
3172 long_opts, NULL)) >= 0) {
3178 case LFS_COMP_ADD_OPT:
3181 case LFS_COMP_DEL_OPT:
3184 case LFS_COMP_FLAGS_OPT:
3185 result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
3186 &lsa.lsa_comp_neg_flags);
3189 if (mirror_mode && lsa.lsa_comp_neg_flags) {
3190 fprintf(stderr, "%s: inverted flags are not supported\n",
3195 case LFS_COMP_SET_OPT:
3198 case LFS_COMP_NO_VERIFY_OPT:
3199 mirror_flags |= MF_NO_VERIFY;
3201 case LFS_MIRROR_ID_OPT:
3202 mirror_id = strtoul(optarg, &end, 0);
3203 if (*end != '\0' || mirror_id == 0) {
3205 "%s %s: invalid mirror ID '%s'\n",
3206 progname, argv[0], optarg);
3210 case LFS_LAYOUT_FLAGS_OPT: {
3213 /* check for numeric flags (foreign and mirror cases) */
3214 if (setstripe_mode && !mirror_mode && !last_mirror) {
3215 flags = strtoul(optarg, &end, 16);
3218 "%s %s: bad flags '%s'\n",
3219 progname, argv[0], optarg);
3225 if (!mirror_mode || !last_mirror) {
3226 fprintf(stderr, "error: %s: --flags must be specified with --mirror-count|-N option\n",
3231 result = comp_str2flags(optarg, &last_mirror->m_flags,
3237 fprintf(stderr, "%s: inverted flags are not supported\n",
3242 if (last_mirror->m_flags & ~LCME_USER_MIRROR_FLAGS) {
3244 "%s: unsupported mirror flags: %s\n",
3251 case LFS_LAYOUT_FOREIGN_OPT:
3252 if (optarg != NULL) {
3253 /* check pure numeric */
3254 type = strtoul(optarg, &end, 0);
3257 type = check_foreign_type_name(optarg);
3258 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
3260 "%s %s: unrecognized foreign type '%s'\n",
3267 foreign_mode = true;
3271 if (mode_opt != NULL) {
3272 mode = strtoul(mode_opt, &end, 8);
3275 "%s %s: bad mode '%s'\n",
3276 progname, argv[0], mode_opt);
3279 previous_umask = umask(0);
3282 case LFS_LAYOUT_COPY:
3287 if (!migrate_mode) {
3289 "%s %s: -b|--block valid only for migrate command\n",
3293 migration_block = true;
3296 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3298 "%s %s: -C|--overstripe-count incompatible with DoM layout\n",
3302 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3305 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
3308 "%s %s: invalid stripe count '%s'\n",
3309 progname, argv[0], optarg);
3313 if (lsa.lsa_stripe_count == -1)
3314 lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
3317 /* delete the default striping pattern */
3319 if (opc == SO_MIRROR_SPLIT) {
3322 "%s %s: -d cannot used with -f\n",
3326 mirror_flags |= MF_DESTROY;
3330 if (!migrate_mode) {
3332 "%s %s: -D|--non-direct is valid "
3333 "only for migrate command\n",
3337 migration_flags |= MIGRATION_NONDIRECT;
3340 if (lsa.lsa_comp_end != 0) {
3341 result = comp_args_to_layout(lpp, &lsa, true);
3343 fprintf(stderr, "%s: invalid layout\n",
3348 setstripe_args_init_inherit(&lsa);
3351 if (arg_is_eof(optarg)) {
3352 lsa.lsa_comp_end = LUSTRE_EOF;
3354 result = llapi_parse_size(optarg,
3359 "%s %s: invalid component end '%s'\n",
3360 progname, argv[0], optarg);
3366 if (!migrate_mode) {
3367 fprintf(stderr, "--mdt-hash is valid only for migrate command\n");
3371 lsa.lsa_pattern = check_hashtype(optarg);
3372 if (lsa.lsa_pattern == 0) {
3374 "%s %s: bad stripe hash type '%s'\n",
3375 progname, argv[0], optarg);
3380 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
3383 "%s %s: invalid stripe offset '%s'\n",
3384 progname, argv[0], optarg);
3387 if (lsa.lsa_stripe_off == -1)
3388 lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
3391 comp_id = strtoul(optarg, &end, 0);
3392 if (*end != '\0' || comp_id == 0 ||
3393 comp_id > LCME_ID_MAX) {
3395 "%s %s: invalid component ID '%s'\n",
3396 progname, argv[0], optarg);
3401 if (opc != SO_MIRROR_EXTEND && opc != SO_MIRROR_SPLIT) {
3403 "error: %s: invalid option: %s\n",
3404 progname, argv[optopt + 1]);
3407 if (opc == SO_MIRROR_EXTEND) {
3408 if (last_mirror == NULL) {
3410 "error: %s: '-N' must exist in front of '%s'\n",
3411 progname, argv[optopt + 1]);
3414 last_mirror->m_file = optarg;
3415 last_mirror->m_count = 1;
3418 if (mirror_list == NULL)
3419 mirror_list = lfs_mirror_alloc();
3420 mirror_list->m_file = optarg;
3425 if (strcmp(argv[optind - 1], "mdt") == 0) {
3426 /* Can be only the first component */
3427 if (layout != NULL) {
3429 fprintf(stderr, "error: 'mdt' layout "
3430 "can be only the first one\n");
3433 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
3435 fprintf(stderr, "error: 'mdt' layout "
3436 "size is too big\n");
3439 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
3440 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
3442 fprintf(stderr, "error: layout '%s' is "
3443 "unknown, supported layouts are: "
3444 "'mdt', 'raid0'\n", argv[optind]);
3449 if (!migrate_mode) {
3451 "%s %s: -m|--mdt-index is valid only for migrate command\n",
3455 migrate_mdt_mode = true;
3456 lsa.lsa_nr_tgts = parse_targets(tgts,
3457 sizeof(tgts) / sizeof(__u32),
3458 lsa.lsa_nr_tgts, optarg, NULL);
3459 if (lsa.lsa_nr_tgts < 0) {
3461 "%s %s: invalid MDT target(s) '%s'\n",
3462 progname, argv[0], optarg);
3466 lsa.lsa_tgts = tgts;
3467 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3468 lsa.lsa_stripe_off = tgts[0];
3471 if (!migrate_mode) {
3473 "%s %s: -n|--non-block valid only for migrate command\n",
3477 migration_flags |= MIGRATION_NONBLOCK;
3480 if (opc == SO_SETSTRIPE) {
3481 opc = SO_MIRROR_CREATE;
3485 if (optarg != NULL) {
3486 mirror_count = strtoul(optarg, &end, 0);
3487 if (*end != '\0' || mirror_count == 0) {
3489 "error: %s: bad mirror count: %s\n",
3496 new_mirror = lfs_mirror_alloc();
3497 new_mirror->m_count = mirror_count;
3499 if (mirror_list == NULL)
3500 mirror_list = new_mirror;
3502 if (last_mirror != NULL) {
3503 /* wrap up last mirror */
3504 if (!setstripe_args_specified(&lsa))
3505 last_mirror->m_inherit = true;
3506 if (lsa.lsa_comp_end == 0)
3507 lsa.lsa_comp_end = LUSTRE_EOF;
3509 result = comp_args_to_layout(lpp, &lsa, true);
3511 lfs_mirror_free(new_mirror);
3515 setstripe_args_init_inherit(&lsa);
3517 last_mirror->m_next = new_mirror;
3520 last_mirror = new_mirror;
3521 lpp = &last_mirror->m_layout;
3524 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3525 if (strcmp(argv[optind - 1], "--ost-list") == 0)
3526 fprintf(stderr, "warning: '--ost-list' is "
3527 "deprecated, use '--ost' instead\n");
3529 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3531 "%s %s: -o|--ost incompatible with DoM layout\n",
3535 /* -o allows overstriping, and must note it because
3536 * parse_targets is shared with MDT striping, which
3537 * does not allow duplicates
3539 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3540 lsa.lsa_nr_tgts = parse_targets(tgts,
3541 sizeof(tgts) / sizeof(__u32),
3542 lsa.lsa_nr_tgts, optarg,
3544 if (lsa.lsa_nr_tgts < 0) {
3546 "%s %s: invalid OST target(s) '%s'\n",
3547 progname, argv[0], optarg);
3551 lsa.lsa_tgts = tgts;
3552 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3553 lsa.lsa_stripe_off = tgts[0];
3558 lsa.lsa_pool_name = optarg;
3560 if (strlen(lsa.lsa_pool_name) == 0 ||
3561 strncmp(lsa.lsa_pool_name, "none",
3562 LOV_MAXPOOLNAME) == 0)
3563 lsa.lsa_pool_name = NULL;
3566 result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
3570 "%s %s: invalid stripe size '%s'\n",
3571 progname, argv[0], optarg);
3576 if (!migrate_mode) {
3578 "%s %s: -v|--verbose valid only for migrate command\n",
3582 migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
3583 migration_flags = MIGRATION_VERBOSE;
3593 result = llapi_parse_size(optarg,
3594 &lsa.lsa_extension_size,
3598 "%s %s: invalid extension size '%s'\n",
3599 progname, argv[0], optarg);
3603 lsa.lsa_extension_comp = true;
3606 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
3607 progname, argv[0], argv[optind - 1]);
3612 fname = argv[optind];
3614 if (optind == argc) {
3615 fprintf(stderr, "%s %s: FILE must be specified\n",
3620 /* lfs migrate $filename should keep the file's layout by default */
3621 if (migrate_mode && !setstripe_args_specified(&lsa) && !layout &&
3625 if (xattr && !foreign_mode) {
3626 /* only print a warning as this is harmless and will be ignored
3629 "%s %s: xattr has been specified for non-foreign layout\n",
3631 } else if (foreign_mode && !xattr) {
3633 "%s %s: xattr must be provided in foreign mode\n",
3638 if (foreign_mode && (!setstripe_mode || comp_add | comp_del ||
3639 comp_set || comp_id || delete || from_copy ||
3640 setstripe_args_specified(&lsa) || lsa.lsa_nr_tgts ||
3643 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
3648 if (mirror_mode && mirror_count == 0) {
3650 "error: %s: --mirror-count|-N option is required\n",
3657 if (!setstripe_args_specified(&lsa))
3658 last_mirror->m_inherit = true;
3659 if (lsa.lsa_comp_end == 0)
3660 lsa.lsa_comp_end = LUSTRE_EOF;
3663 if (lsa.lsa_comp_end != 0) {
3664 result = comp_args_to_layout(lpp, &lsa, true);
3666 fprintf(stderr, "error: %s: invalid layout\n",
3673 if (mirror_flags & MF_NO_VERIFY) {
3674 if (opc != SO_MIRROR_EXTEND) {
3676 "error: %s: --no-verify is valid only for lfs mirror extend command\n",
3680 } else if (!has_m_file) {
3682 "error: %s: --no-verify must be specified with -f <victim_file> option\n",
3689 if (comp_set && !comp_id) {
3690 fprintf(stderr, "%s %s: --component-set doesn't have component-id set\n",
3695 if ((delete + comp_set + comp_del + comp_add) > 1) {
3697 "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
3702 if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
3703 lsa.lsa_comp_flags != 0 || layout != NULL)) {
3705 "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
3710 if ((comp_set || comp_del) &&
3711 (setstripe_args_specified(&lsa) || layout != NULL)) {
3713 "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
3718 if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
3720 "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
3725 if (comp_add || comp_del) {
3728 result = lstat(fname, &st);
3729 if (result == 0 && S_ISDIR(st.st_mode)) {
3731 "%s setstripe: cannot use --component-add or --component-del for directory\n",
3737 fprintf(stderr, "error: %s: can't use --component-add "
3738 "or --component-del for mirror operation\n",
3745 if (layout == NULL) {
3747 "%s %s: option -E must be specified with --component-add\n",
3753 if (layout != NULL || mirror_list != NULL) {
3755 result = mirror_adjust_first_extents(mirror_list);
3757 result = layout_adjust_first_extent(fname, layout,
3759 if (result == -ENODATA)
3761 else if (result != 0) {
3762 fprintf(stderr, "error: %s: invalid layout\n",
3768 if (from_yaml && from_copy) {
3770 "%s: can't specify --yaml and --copy together\n",
3775 if ((from_yaml || from_copy) &&
3776 (setstripe_args_specified(&lsa) || layout != NULL)) {
3777 fprintf(stderr, "error: %s: can't specify --yaml or --copy with"
3778 " -c, -S, -i, -o, -p or -E options.\n",
3783 if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
3785 "%s %s: options --non-block and --block are mutually exclusive\n",
3790 if (!comp_del && !comp_set && opc != SO_MIRROR_SPLIT &&
3791 opc != SO_MIRROR_DELETE && comp_id != 0) {
3793 "%s: option -I can only be used with --component-del or --component-set or lfs mirror split\n",
3798 if (migrate_mdt_mode) {
3799 struct lmv_user_md *lmu;
3801 /* initialize migrate mdt parameters */
3802 lmu = calloc(1, lmv_user_md_size(lsa.lsa_nr_tgts,
3803 LMV_USER_MAGIC_SPECIFIC));
3806 "%s %s: cannot allocate memory for lmv_user_md: %s\n",
3807 progname, argv[0], strerror(ENOMEM));
3811 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
3812 lmu->lum_stripe_count = lsa.lsa_stripe_count;
3813 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT) {
3815 "%s %s: migrate should specify MDT index\n",
3820 lmu->lum_stripe_offset = lsa.lsa_stripe_off;
3821 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
3822 lmu->lum_hash_type = lsa.lsa_pattern;
3824 lmu->lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
3825 if (lsa.lsa_pool_name) {
3826 strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
3827 sizeof(lmu->lum_pool_name) - 1);
3828 lmu->lum_pool_name[sizeof(lmu->lum_pool_name) - 1] = 0;
3830 if (lsa.lsa_nr_tgts > 1) {
3833 if (lsa.lsa_stripe_count > 0 &&
3834 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
3835 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
3837 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
3838 progname, lsa.lsa_stripe_count,
3844 lmu->lum_magic = LMV_USER_MAGIC_SPECIFIC;
3845 lmu->lum_stripe_count = lsa.lsa_nr_tgts;
3846 for (i = 0; i < lsa.lsa_nr_tgts; i++)
3847 lmu->lum_objects[i].lum_mds = lsa.lsa_tgts[i];
3849 lmu->lum_magic = LMV_USER_MAGIC;
3852 migrate_mdt_param.fp_lmv_md = lmu;
3853 migrate_mdt_param.fp_migrate = 1;
3854 } else if (layout == NULL) {
3855 /* initialize stripe parameters */
3856 param = calloc(1, offsetof(typeof(*param),
3857 lsp_osts[lsa.lsa_nr_tgts]));
3858 if (param == NULL) {
3860 "%s %s: cannot allocate memory for parameters: %s\n",
3861 progname, argv[0], strerror(ENOMEM));
3866 if (lsa.lsa_stripe_size != LLAPI_LAYOUT_DEFAULT)
3867 param->lsp_stripe_size = lsa.lsa_stripe_size;
3868 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
3869 if (lsa.lsa_stripe_count == LLAPI_LAYOUT_WIDE)
3870 param->lsp_stripe_count = -1;
3872 param->lsp_stripe_count = lsa.lsa_stripe_count;
3874 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3875 param->lsp_stripe_offset = -1;
3877 param->lsp_stripe_offset = lsa.lsa_stripe_off;
3878 param->lsp_stripe_pattern =
3879 llapi_pattern_to_lov(lsa.lsa_pattern);
3880 if (param->lsp_stripe_pattern == EINVAL) {
3881 fprintf(stderr, "error: %s: invalid stripe pattern\n",
3886 param->lsp_pool = lsa.lsa_pool_name;
3887 param->lsp_is_specific = false;
3888 if (lsa.lsa_nr_tgts > 0) {
3889 if (lsa.lsa_stripe_count > 0 &&
3890 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
3891 lsa.lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
3892 lsa.lsa_nr_tgts != lsa.lsa_stripe_count) {
3894 "error: %s: stripe count %lld doesn't match the number of OSTs: %d\n",
3895 argv[0], lsa.lsa_stripe_count,
3901 param->lsp_is_specific = true;
3902 param->lsp_stripe_count = lsa.lsa_nr_tgts;
3903 memcpy(param->lsp_osts, tgts,
3904 sizeof(*tgts) * lsa.lsa_nr_tgts);
3909 /* generate a layout from a YAML template */
3910 result = lfs_comp_create_from_yaml(template, &layout,
3913 fprintf(stderr, "error: %s: can't create composite "
3914 "layout from template file %s\n",
3920 for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
3922 layout = llapi_layout_get_by_path(template ?: fname, 0);
3923 if (layout == NULL) {
3924 fprintf(stderr, "%s: can't create composite "
3925 "layout from file %s.\n",
3926 progname, template ?: fname);
3931 if (migrate_mdt_mode) {
3932 result = llapi_migrate_mdt(fname, &migrate_mdt_param);
3933 } else if (migrate_mode) {
3934 result = lfs_migrate(fname, migration_flags, param,
3936 } else if (comp_set != 0) {
3937 result = lfs_component_set(fname, comp_id,
3939 lsa.lsa_comp_neg_flags);
3940 } else if (comp_del != 0) {
3941 result = lfs_component_del(fname, comp_id,
3943 lsa.lsa_comp_neg_flags);
3944 } else if (comp_add != 0) {
3945 result = lfs_component_add(fname, layout);
3946 } else if (opc == SO_MIRROR_CREATE) {
3947 result = mirror_create(fname, mirror_list);
3948 } else if (opc == SO_MIRROR_EXTEND) {
3949 result = mirror_extend(fname, mirror_list,
3951 } else if (opc == SO_MIRROR_SPLIT || opc == SO_MIRROR_DELETE) {
3952 if (!mirror_id && !comp_id && !lsa.lsa_pool_name) {
3954 "%s: no mirror specified to delete from '%s'\n",
3958 if (lsa.lsa_pool_name)
3959 mirror_flags |= MF_COMP_POOL;
3960 else if (mirror_id != 0)
3961 comp_id = mirror_id;
3963 mirror_flags |= MF_COMP_ID;
3964 result = mirror_split(fname, comp_id, lsa.lsa_pool_name,
3966 has_m_file ? mirror_list->m_file :
3968 } else if (layout != NULL) {
3969 result = lfs_component_create(fname, O_CREAT | O_WRONLY,
3975 } else if (foreign_mode) {
3976 result = llapi_file_create_foreign(fname, mode, type,
3983 result = llapi_file_open_param(fname,
3992 /* Save the first error encountered. */
3999 if (mode_opt != NULL)
4000 umask(previous_umask);
4003 free(migrate_mdt_param.fp_lmv_md);
4004 llapi_layout_free(layout);
4005 lfs_mirror_list_free(mirror_list);
4010 llapi_layout_free(layout);
4011 lfs_mirror_list_free(mirror_list);
4015 static int lfs_poollist(int argc, char **argv)
4020 return llapi_poollist(argv[1]);
4023 static time_t set_time(struct find_param *param, time_t *time, time_t *set,
4028 char *endptr = "AD";
4033 else if (str[0] == '-')
4039 for (timebuf = str; *endptr && *(endptr + 1); timebuf = endptr + 1) {
4040 long long val = strtoll(timebuf, &endptr, 0);
4045 unit *= 52; /* 52 weeks + 1 day below */
4046 case 'w': /* fallthrough */
4048 case '\0': /* days are default unit if none used */
4049 case 'd': /* fallthrough */
4050 unit = (unit + (*endptr == 'y')) * 24;
4051 case 'h': /* fallthrough */
4053 case 'm': /* fallthrough */
4055 case 's': /* fallthrough */
4057 /* don't need to multiply by 1 for seconds */
4060 "%s find: bad time string '%s': %s\n",
4061 progname, timebuf, strerror(EINVAL));
4065 if (param->fp_time_margin == 0 ||
4066 (*endptr && unit < param->fp_time_margin))
4067 param->fp_time_margin = unit;
4074 fprintf(stderr, "%s find: bad time '%s': too large\n",
4084 static int name2uid(unsigned int *id, const char *name)
4086 struct passwd *passwd;
4088 passwd = getpwnam(name);
4091 *id = passwd->pw_uid;
4096 static int name2gid(unsigned int *id, const char *name)
4098 struct group *group;
4100 group = getgrnam(name);
4103 *id = group->gr_gid;
4108 static inline int name2projid(unsigned int *id, const char *name)
4113 static int uid2name(char **name, unsigned int id)
4115 struct passwd *passwd;
4117 passwd = getpwuid(id);
4120 *name = passwd->pw_name;
4125 static inline int gid2name(char **name, unsigned int id)
4127 struct group *group;
4129 group = getgrgid(id);
4132 *name = group->gr_name;
4137 static int name2layout(__u32 *layout, char *name)
4139 char *ptr, *layout_name;
4142 for (ptr = name; ; ptr = NULL) {
4143 layout_name = strtok(ptr, ",");
4144 if (layout_name == NULL)
4146 if (strcmp(layout_name, "released") == 0)
4147 *layout |= LOV_PATTERN_F_RELEASED;
4148 else if (strcmp(layout_name, "raid0") == 0)
4149 *layout |= LOV_PATTERN_RAID0;
4150 else if (strcmp(layout_name, "mdt") == 0)
4151 *layout |= LOV_PATTERN_MDT;
4152 else if (strcmp(layout_name, "overstriping") == 0)
4153 *layout |= LOV_PATTERN_OVERSTRIPING;
4160 static int lfs_find(int argc, char **argv)
4165 struct find_param param = {
4168 .fp_time_margin = 24 * 60 * 60,
4170 struct option long_opts[] = {
4171 { .val = 'A', .name = "atime", .has_arg = required_argument },
4172 { .val = 'b', .name = "blocks", .has_arg = required_argument },
4173 { .val = 'B', .name = "btime", .has_arg = required_argument },
4174 { .val = 'B', .name = "Btime", .has_arg = required_argument },
4175 { .val = LFS_COMP_COUNT_OPT,
4176 .name = "comp-count", .has_arg = required_argument },
4177 { .val = LFS_COMP_COUNT_OPT,
4178 .name = "component-count",
4179 .has_arg = required_argument },
4180 { .val = LFS_COMP_FLAGS_OPT,
4181 .name = "comp-flags", .has_arg = required_argument },
4182 { .val = LFS_COMP_FLAGS_OPT,
4183 .name = "component-flags",
4184 .has_arg = required_argument },
4185 { .val = LFS_COMP_START_OPT,
4186 .name = "comp-start", .has_arg = required_argument },
4187 { .val = LFS_COMP_START_OPT,
4188 .name = "component-start",
4189 .has_arg = required_argument },
4190 { .val = LFS_MIRROR_STATE_OPT,
4191 .name = "mirror-state", .has_arg = required_argument },
4192 { .val = LFS_LAYOUT_FOREIGN_OPT,
4193 .name = "foreign", .has_arg = optional_argument},
4194 { .val = LFS_NEWERXY_OPT,
4195 .name = "newer", .has_arg = required_argument},
4196 { .val = LFS_NEWERXY_OPT,
4197 .name = "neweraa", .has_arg = required_argument},
4198 { .val = LFS_NEWERXY_OPT,
4199 .name = "neweram", .has_arg = required_argument},
4200 { .val = LFS_NEWERXY_OPT,
4201 .name = "newerac", .has_arg = required_argument},
4202 { .val = LFS_NEWERXY_OPT,
4203 .name = "newerab", .has_arg = required_argument},
4204 { .val = LFS_NEWERXY_OPT,
4205 .name = "newerma", .has_arg = required_argument},
4206 { .val = LFS_NEWERXY_OPT,
4207 .name = "newermm", .has_arg = required_argument},
4208 { .val = LFS_NEWERXY_OPT,
4209 .name = "newermc", .has_arg = required_argument},
4210 { .val = LFS_NEWERXY_OPT,
4211 .name = "newermb", .has_arg = required_argument},
4212 { .val = LFS_NEWERXY_OPT,
4213 .name = "newerca", .has_arg = required_argument},
4214 { .val = LFS_NEWERXY_OPT,
4215 .name = "newercm", .has_arg = required_argument},
4216 { .val = LFS_NEWERXY_OPT,
4217 .name = "newercc", .has_arg = required_argument},
4218 { .val = LFS_NEWERXY_OPT,
4219 .name = "newercb", .has_arg = required_argument},
4220 { .val = LFS_NEWERXY_OPT,
4221 .name = "newerba", .has_arg = required_argument},
4222 { .val = LFS_NEWERXY_OPT,
4223 .name = "newerbm", .has_arg = required_argument},
4224 { .val = LFS_NEWERXY_OPT,
4225 .name = "newerbc", .has_arg = required_argument},
4226 { .val = LFS_NEWERXY_OPT,
4227 .name = "newerbb", .has_arg = required_argument},
4228 { .val = LFS_NEWERXY_OPT,
4229 .name = "newerBa", .has_arg = required_argument},
4230 { .val = LFS_NEWERXY_OPT,
4231 .name = "newerBm", .has_arg = required_argument},
4232 { .val = LFS_NEWERXY_OPT,
4233 .name = "newerBc", .has_arg = required_argument},
4234 { .val = LFS_NEWERXY_OPT,
4235 .name = "newerBB", .has_arg = required_argument},
4236 { .val = LFS_NEWERXY_OPT,
4237 .name = "newerat", .has_arg = required_argument},
4238 { .val = LFS_NEWERXY_OPT,
4239 .name = "newermt", .has_arg = required_argument},
4240 { .val = LFS_NEWERXY_OPT,
4241 .name = "newerct", .has_arg = required_argument},
4242 { .val = LFS_NEWERXY_OPT,
4243 .name = "newerbt", .has_arg = required_argument},
4244 { .val = LFS_NEWERXY_OPT,
4245 .name = "newerBt", .has_arg = required_argument},
4246 { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
4247 { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
4248 { .val = 'C', .name = "ctime", .has_arg = required_argument },
4249 /* getstripe { .val = 'd', .name = "directory", .has_arg = no_argument }, */
4250 { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
4251 { .val = 'E', .name = "comp-end", .has_arg = required_argument },
4252 { .val = 'E', .name = "component-end",
4253 .has_arg = required_argument },
4254 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
4255 { .val = LFS_LAYOUT_FOREIGN_OPT,
4256 .name = "foreign", .has_arg = optional_argument},
4257 { .val = 'g', .name = "gid", .has_arg = required_argument },
4258 { .val = 'G', .name = "group", .has_arg = required_argument },
4259 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
4260 { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
4261 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
4262 /* getstripe { .val = 'I', .name = "comp-id", .has_arg = required_argument }*/
4263 { .val = 'l', .name = "lazy", .has_arg = no_argument },
4264 { .val = 'L', .name = "layout", .has_arg = required_argument },
4265 { .val = 'm', .name = "mdt", .has_arg = required_argument },
4266 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
4267 { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
4268 { .val = 'M', .name = "mtime", .has_arg = required_argument },
4269 { .val = 'n', .name = "name", .has_arg = required_argument },
4270 { .val = 'N', .name = "mirror-count", .has_arg = required_argument },
4271 /* find { .val = 'o' .name = "or", .has_arg = no_argument }, like find(1) */
4272 { .val = 'O', .name = "obd", .has_arg = required_argument },
4273 { .val = 'O', .name = "ost", .has_arg = required_argument },
4274 /* no short option for pool yet, can be 'p' after 2.18 */
4275 { .val = LFS_POOL_OPT,
4276 .name = "pool", .has_arg = required_argument },
4277 { .val = '0', .name = "print0", .has_arg = no_argument },
4278 { .val = 'P', .name = "print", .has_arg = no_argument },
4279 { .val = LFS_PROJID_OPT,
4280 .name = "projid", .has_arg = required_argument },
4281 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
4282 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
4283 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
4284 { .val = 's', .name = "size", .has_arg = required_argument },
4285 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
4286 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
4287 { .val = 't', .name = "type", .has_arg = required_argument },
4288 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
4289 { .val = 'u', .name = "uid", .has_arg = required_argument },
4290 { .val = 'U', .name = "user", .has_arg = required_argument },
4291 { .val = 'z', .name = "extension-size",
4292 .has_arg = required_argument },
4293 { .val = 'z', .name = "ext-size", .has_arg = required_argument },
4294 /* getstripe { .val = 'v', .name = "verbose", .has_arg = no_argument }, */
4295 /* getstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
4309 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
4310 while ((c = getopt_long_only(argc, argv,
4311 "-0A:b:B:c:C:D:E:g:G:H:i:L:m:M:n:N:O:Ppqrs:S:t:T:u:U:vz:",
4312 long_opts, &optidx)) >= 0) {
4317 /* '!' is part of option */
4318 /* when getopt_long_only() finds a string which is not
4319 * an option nor a known option argument it returns 1
4320 * in that case if we already have found pathstart and pathend
4321 * (i.e. we have the list of pathnames),
4322 * the only supported value is "!"
4324 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
4325 if (!isoption && pathend != -1) {
4326 fprintf(stderr, "err: %s: filename|dirname must either "
4327 "precede options or follow options\n",
4332 if (!isoption && pathstart == -1)
4333 pathstart = optind - 1;
4334 if (isoption && pathstart != -1 && pathend == -1)
4335 pathend = optind - 2;
4341 /* unknown; opt is "!" or path component,
4342 * checking done above.
4344 if (strcmp(optarg, "!") == 0)
4348 xtime = ¶m.fp_atime;
4349 xsign = ¶m.fp_asign;
4350 param.fp_exclude_atime = !!neg_opt;
4351 /* no break, this falls through to 'B' for btime */
4354 xtime = ¶m.fp_btime;
4355 xsign = ¶m.fp_bsign;
4356 param.fp_exclude_btime = !!neg_opt;
4358 /* no break, this falls through to 'C' for ctime */
4361 xtime = ¶m.fp_ctime;
4362 xsign = ¶m.fp_csign;
4363 param.fp_exclude_ctime = !!neg_opt;
4365 /* no break, this falls through to 'M' for mtime */
4368 xtime = ¶m.fp_mtime;
4369 xsign = ¶m.fp_msign;
4370 param.fp_exclude_mtime = !!neg_opt;
4372 rc = set_time(¶m, &t, xtime, optarg);
4373 if (rc == LONG_MAX) {
4381 if (optarg[0] == '+') {
4382 param.fp_blocks_sign = -1;
4384 } else if (optarg[0] == '-') {
4385 param.fp_blocks_sign = 1;
4389 param.fp_blocks_units = 1024;
4390 ret = llapi_parse_size(optarg, ¶m.fp_blocks,
4391 ¶m.fp_blocks_units, 0);
4393 fprintf(stderr, "error: bad blocks '%s'\n",
4397 param.fp_check_blocks = 1;
4398 param.fp_exclude_blocks = !!neg_opt;
4400 case LFS_COMP_COUNT_OPT:
4401 if (optarg[0] == '+') {
4402 param.fp_comp_count_sign = -1;
4404 } else if (optarg[0] == '-') {
4405 param.fp_comp_count_sign = 1;
4409 param.fp_comp_count = strtoul(optarg, &endptr, 0);
4410 if (*endptr != '\0') {
4411 fprintf(stderr, "error: bad component count "
4415 param.fp_check_comp_count = 1;
4416 param.fp_exclude_comp_count = !!neg_opt;
4418 case LFS_COMP_FLAGS_OPT:
4419 rc = comp_str2flags(optarg, ¶m.fp_comp_flags,
4420 ¶m.fp_comp_neg_flags);
4422 fprintf(stderr, "error: bad component flags "
4426 param.fp_check_comp_flags = 1;
4428 __u32 flags = param.fp_comp_neg_flags;
4429 param.fp_comp_neg_flags = param.fp_comp_flags;
4430 param.fp_comp_flags = flags;
4433 case LFS_COMP_START_OPT:
4434 if (optarg[0] == '+') {
4435 param.fp_comp_start_sign = -1;
4437 } else if (optarg[0] == '-') {
4438 param.fp_comp_start_sign = 1;
4442 rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
4443 ¶m.fp_comp_start_units, 0);
4445 fprintf(stderr, "error: bad component start "
4449 param.fp_check_comp_start = 1;
4450 param.fp_exclude_comp_start = !!neg_opt;
4452 case LFS_MIRROR_STATE_OPT:
4453 rc = mirror_str2state(optarg, ¶m.fp_mirror_state,
4454 ¶m.fp_mirror_neg_state);
4457 "error: bad mirrored file state '%s'\n",
4461 param.fp_check_mirror_state = 1;
4463 __u16 state = param.fp_mirror_neg_state;
4464 param.fp_mirror_neg_state =
4465 param.fp_mirror_state;
4466 param.fp_mirror_state = state;
4470 if (optarg[0] == '+') {
4471 param.fp_stripe_count_sign = -1;
4473 } else if (optarg[0] == '-') {
4474 param.fp_stripe_count_sign = 1;
4478 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
4479 if (*endptr != '\0') {
4480 fprintf(stderr,"error: bad stripe_count '%s'\n",
4485 param.fp_check_stripe_count = 1;
4486 param.fp_exclude_stripe_count = !!neg_opt;
4489 param.fp_max_depth = strtol(optarg, 0, 0);
4492 if (optarg[0] == '+') {
4493 param.fp_comp_end_sign = -1;
4495 } else if (optarg[0] == '-') {
4496 param.fp_comp_end_sign = 1;
4500 if (arg_is_eof(optarg)) {
4501 param.fp_comp_end = LUSTRE_EOF;
4502 param.fp_comp_end_units = 1;
4505 rc = llapi_parse_size(optarg,
4507 ¶m.fp_comp_end_units, 0);
4510 fprintf(stderr, "error: bad component end "
4514 param.fp_check_comp_end = 1;
4515 param.fp_exclude_comp_end = !!neg_opt;
4517 case LFS_LAYOUT_FOREIGN_OPT: {
4518 /* all types by default */
4519 uint32_t type = LU_FOREIGN_TYPE_UNKNOWN;
4521 if (optarg != NULL) {
4522 /* check pure numeric */
4523 type = strtoul(optarg, &endptr, 0);
4526 type = check_foreign_type_name(optarg);
4527 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
4529 "%s %s: unknown foreign type '%s'\n",
4536 param.fp_foreign_type = type;
4537 param.fp_check_foreign = 1;
4538 param.fp_exclude_foreign = !!neg_opt;
4541 case LFS_NEWERXY_OPT: {
4547 time_t ref = time(NULL);
4549 /* no need to check bad options, they won't get here */
4550 if (strlen(long_opts[optidx].name) == 7) {
4551 x = long_opts[optidx].name[5];
4552 y = long_opts[optidx].name[6];
4556 static const char *const fmts[] = {
4557 "%Y-%m-%d %H:%M:%S",
4560 "%H:%M:%S", /* sometime today */
4569 for (i = 0; fmts[i] != NULL; i++) {
4572 /* Init for times relative to today */
4573 if (strncmp(fmts[i], "%H", 2) == 0)
4574 localtime_r(&ref, &tm);
4576 memset(&tm, 0, sizeof(tm));
4577 ptr = strptime(optarg, fmts[i], &tm);
4579 while (ptr && isspace(*ptr))
4581 if (ptr == optarg + strlen(optarg)) {
4589 "%s: invalid time '%s'\n",
4592 "supported formats are:\n ");
4593 for (i = 0; fmts[i] != NULL; i++)
4594 fprintf(stderr, "'%s', ",
4596 fprintf(stderr, "\n");
4602 } else if (y == 'b' || y == 'B') {
4605 rc = llapi_get_lum_file(optarg, NULL, &stx,
4607 if (rc || !(stx.stx_mask & STATX_BTIME)) {
4608 if (!(stx.stx_mask & STATX_BTIME))
4613 "%s: get btime failed '%s': %s\n",
4619 ref = stx.stx_btime.tv_sec;
4621 struct stat statbuf;
4623 if (stat(optarg, &statbuf) < 0) {
4625 "%s: cannot stat file '%s': %s\n",
4634 ref = statbuf.st_atime;
4637 ref = statbuf.st_mtime;
4640 ref = statbuf.st_ctime;
4644 "%s: invalid Y argument: '%c'\n",
4653 xidx = NEWERXY_ATIME;
4656 xidx = NEWERXY_MTIME;
4659 xidx = NEWERXY_CTIME;
4663 xidx = NEWERXY_BTIME;
4667 "%s: invalid X argument: '%c'\n",
4674 newery = ¶m.fp_newery[xidx][negidx];
4680 *newery = *newery > ref ? ref : *newery;
4682 *newery = *newery > ref ? *newery : ref;
4684 param.fp_newerxy = 1;
4689 rc = name2gid(¶m.fp_gid, optarg);
4691 param.fp_gid = strtoul(optarg, &endptr, 10);
4692 if (*endptr != '\0') {
4693 fprintf(stderr, "Group/GID: %s cannot "
4694 "be found.\n", optarg);
4699 param.fp_exclude_gid = !!neg_opt;
4700 param.fp_check_gid = 1;
4703 param.fp_hash_type = check_hashtype(optarg);
4704 if (param.fp_hash_type == 0) {
4705 fprintf(stderr, "error: bad hash_type '%s'\n",
4710 param.fp_check_hash_type = 1;
4711 param.fp_exclude_hash_type = !!neg_opt;
4717 ret = name2layout(¶m.fp_layout, optarg);
4720 param.fp_exclude_layout = !!neg_opt;
4721 param.fp_check_layout = 1;
4725 rc = name2uid(¶m.fp_uid, optarg);
4727 param.fp_uid = strtoul(optarg, &endptr, 10);
4728 if (*endptr != '\0') {
4729 fprintf(stderr, "User/UID: %s cannot "
4730 "be found.\n", optarg);
4735 param.fp_exclude_uid = !!neg_opt;
4736 param.fp_check_uid = 1;
4739 param.fp_pattern = (char *)optarg;
4740 param.fp_exclude_pattern = !!neg_opt;
4743 if (optarg[0] == '+') {
4744 param.fp_mirror_count_sign = -1;
4746 } else if (optarg[0] == '-') {
4747 param.fp_mirror_count_sign = 1;
4751 param.fp_mirror_count = strtoul(optarg, &endptr, 0);
4752 if (*endptr != '\0') {
4754 "error: bad mirror count '%s'\n",
4758 param.fp_check_mirror_count = 1;
4759 param.fp_exclude_mirror_count = !!neg_opt;
4764 char *buf, *token, *next, *p;
4768 buf = strdup(optarg);
4774 param.fp_exclude_obd = !!neg_opt;
4777 while (token && *token) {
4778 token = strchr(token, ',');
4785 param.fp_exclude_mdt = !!neg_opt;
4786 param.fp_num_alloc_mdts += len;
4787 tmp = realloc(param.fp_mdt_uuid,
4788 param.fp_num_alloc_mdts *
4789 sizeof(*param.fp_mdt_uuid));
4795 param.fp_mdt_uuid = tmp;
4797 param.fp_exclude_obd = !!neg_opt;
4798 param.fp_num_alloc_obds += len;
4799 tmp = realloc(param.fp_obd_uuid,
4800 param.fp_num_alloc_obds *
4801 sizeof(*param.fp_obd_uuid));
4807 param.fp_obd_uuid = tmp;
4809 for (token = buf; token && *token; token = next) {
4810 struct obd_uuid *puuid;
4813 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
4816 ¶m.fp_obd_uuid[param.fp_num_obds++];
4818 p = strchr(token, ',');
4825 if (strlen(token) > sizeof(puuid->uuid) - 1) {
4830 strncpy(puuid->uuid, token,
4831 sizeof(puuid->uuid));
4838 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 18, 53, 0)
4842 if (strlen(optarg) > LOV_MAXPOOLNAME) {
4844 "Pool name %s is too long (max %d)\n",
4845 optarg, LOV_MAXPOOLNAME);
4850 * We do check for empty pool because empty pool
4851 * is used to find V1 LOV attributes
4853 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
4854 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
4855 param.fp_exclude_pool = !!neg_opt;
4856 param.fp_check_pool = 1;
4858 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 14, 53, 0)
4859 case 'p': /* want this for --pool, to match getstripe/find */
4861 "warning: -p deprecated, use --print0 or -0\n");
4864 param.fp_zero_end = 1;
4866 case 'P': /* we always print, this option is a no-op */
4868 case LFS_PROJID_OPT:
4869 rc = name2projid(¶m.fp_projid, optarg);
4871 param.fp_projid = strtoul(optarg, &endptr, 10);
4872 if (*endptr != '\0') {
4874 "Invalid project ID: %s",
4880 param.fp_exclude_projid = !!neg_opt;
4881 param.fp_check_projid = 1;
4884 if (optarg[0] == '+') {
4885 param.fp_size_sign = -1;
4887 } else if (optarg[0] == '-') {
4888 param.fp_size_sign = 1;
4892 ret = llapi_parse_size(optarg, ¶m.fp_size,
4893 ¶m.fp_size_units, 0);
4895 fprintf(stderr, "error: bad file size '%s'\n",
4899 param.fp_check_size = 1;
4900 param.fp_exclude_size = !!neg_opt;
4903 if (optarg[0] == '+') {
4904 param.fp_stripe_size_sign = -1;
4906 } else if (optarg[0] == '-') {
4907 param.fp_stripe_size_sign = 1;
4911 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
4912 ¶m.fp_stripe_size_units, 0);
4914 fprintf(stderr, "error: bad stripe_size '%s'\n",
4918 param.fp_check_stripe_size = 1;
4919 param.fp_exclude_stripe_size = !!neg_opt;
4922 param.fp_exclude_type = !!neg_opt;
4923 switch (optarg[0]) {
4925 param.fp_type = S_IFBLK;
4928 param.fp_type = S_IFCHR;
4931 param.fp_type = S_IFDIR;
4934 param.fp_type = S_IFREG;
4937 param.fp_type = S_IFLNK;
4940 param.fp_type = S_IFIFO;
4943 param.fp_type = S_IFSOCK;
4946 fprintf(stderr, "error: %s: bad type '%s'\n",
4953 if (optarg[0] == '+') {
4954 param.fp_mdt_count_sign = -1;
4956 } else if (optarg[0] == '-') {
4957 param.fp_mdt_count_sign = 1;
4961 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
4962 if (*endptr != '\0') {
4963 fprintf(stderr, "error: bad mdt_count '%s'\n",
4968 param.fp_check_mdt_count = 1;
4969 param.fp_exclude_mdt_count = !!neg_opt;
4972 if (optarg[0] == '+') {
4973 param.fp_ext_size_sign = -1;
4975 } else if (optarg[0] == '-') {
4976 param.fp_ext_size_sign = 1;
4980 ret = llapi_parse_size(optarg, ¶m.fp_ext_size,
4981 ¶m.fp_ext_size_units, 0);
4983 fprintf(stderr, "error: bad ext-size '%s'\n",
4987 param.fp_ext_size /= SEL_UNIT_SIZE;
4988 param.fp_ext_size_units /= SEL_UNIT_SIZE;
4989 param.fp_check_ext_size = 1;
4990 param.fp_exclude_ext_size = !!neg_opt;
4998 if (pathstart == -1) {
4999 fprintf(stderr, "error: %s: no filename|pathname\n",
5003 } else if (pathend == -1) {
5009 rc = llapi_find(argv[pathstart], ¶m);
5012 pathbad = pathstart;
5014 } while (++pathstart < pathend);
5017 fprintf(stderr, "%s: failed for '%s': %s\n",
5018 progname, argv[pathbad], strerror(-rc));
5021 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
5022 free(param.fp_obd_uuid);
5024 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
5025 free(param.fp_mdt_uuid);
5030 static int lfs_getstripe_internal(int argc, char **argv,
5031 struct find_param *param)
5033 struct option long_opts[] = {
5034 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
5035 /* find { .val = 'b', .name = "blocks", .has_arg = required_argument }*/
5036 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
5037 /* find { .val = 'B', .name = "Btime", .has_arg = required_argument }*/
5038 { .val = LFS_COMP_COUNT_OPT,
5039 .name = "comp-count", .has_arg = no_argument },
5040 { .val = LFS_COMP_COUNT_OPT,
5041 .name = "component-count", .has_arg = no_argument },
5042 { .val = LFS_COMP_FLAGS_OPT,
5043 .name = "comp-flags", .has_arg = optional_argument },
5044 { .val = LFS_COMP_FLAGS_OPT,
5045 .name = "component-flags", .has_arg = optional_argument },
5046 { .val = LFS_COMP_START_OPT,
5047 .name = "comp-start", .has_arg = optional_argument },
5048 { .val = LFS_COMP_START_OPT,
5049 .name = "component-start", .has_arg = optional_argument },
5050 { .val = LFS_MIRROR_INDEX_OPT,
5051 .name = "mirror-index", .has_arg = required_argument },
5052 { .val = LFS_MIRROR_ID_OPT,
5053 .name = "mirror-id", .has_arg = required_argument },
5054 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
5055 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
5056 /* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
5057 { .val = 'd', .name = "directory", .has_arg = no_argument },
5058 { .val = 'D', .name = "default", .has_arg = no_argument },
5059 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
5060 { .val = 'E', .name = "component-end", .has_arg = optional_argument },
5061 { .val = 'F', .name = "fid", .has_arg = no_argument },
5062 { .val = 'g', .name = "generation", .has_arg = no_argument },
5063 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
5064 /* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
5065 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
5066 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
5067 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
5068 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
5069 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5070 { .val = 'L', .name = "layout", .has_arg = no_argument },
5071 { .val = 'm', .name = "mdt", .has_arg = no_argument },
5072 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5073 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
5074 /* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
5075 /* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
5076 { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
5077 { .val = 'O', .name = "obd", .has_arg = required_argument },
5078 { .val = 'O', .name = "ost", .has_arg = required_argument },
5079 { .val = 'p', .name = "pool", .has_arg = no_argument },
5080 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
5081 { .val = 'q', .name = "quiet", .has_arg = no_argument },
5082 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5083 { .val = 'R', .name = "raw", .has_arg = no_argument },
5084 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
5085 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
5086 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
5087 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
5088 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
5089 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
5090 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5091 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5092 { .val = 'z', .name = "extension-size", .has_arg = no_argument },
5093 { .val = 'z', .name = "ext-size", .has_arg = no_argument },
5097 int pathstart = -1, pathend = -1;
5101 while ((c = getopt_long(argc, argv,
5102 "-cdDE::FghiI::LmMNoO:pqrRsSvyz",
5103 long_opts, NULL)) != -1) {
5107 /* '!' is part of option */
5108 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
5109 if (!isoption && pathend != -1) {
5111 "error: %s: filename|dirname must either precede options or follow options\n",
5115 if (!isoption && pathstart == -1)
5116 pathstart = optind - 1;
5117 if (isoption && pathstart != -1 && pathend == -1)
5118 pathend = optind - 2;
5122 /* unknown: opt is "!" */
5123 if (strcmp(optarg, "!") == 0)
5127 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5128 param->fp_verbose |= VERBOSE_COUNT;
5129 param->fp_max_depth = 0;
5132 case LFS_COMP_COUNT_OPT:
5133 param->fp_verbose |= VERBOSE_COMP_COUNT;
5134 param->fp_max_depth = 0;
5136 case LFS_COMP_FLAGS_OPT:
5137 if (optarg != NULL) {
5138 rc = comp_str2flags(optarg,
5139 ¶m->fp_comp_flags,
5140 ¶m->fp_comp_neg_flags);
5142 fprintf(stderr, "error: %s bad "
5143 "component flags '%s'.\n",
5147 param->fp_check_comp_flags = 1;
5149 param->fp_verbose |= VERBOSE_COMP_FLAGS;
5150 param->fp_max_depth = 0;
5153 case LFS_COMP_START_OPT:
5154 if (optarg != NULL) {
5156 if (tmp[0] == '+') {
5157 param->fp_comp_start_sign = -1;
5159 } else if (tmp[0] == '-') {
5160 param->fp_comp_start_sign = 1;
5163 rc = llapi_parse_size(tmp,
5164 ¶m->fp_comp_start,
5165 ¶m->fp_comp_start_units, 0);
5167 fprintf(stderr, "error: %s bad "
5168 "component start '%s'.\n",
5172 param->fp_check_comp_start = 1;
5175 param->fp_verbose |= VERBOSE_COMP_START;
5176 param->fp_max_depth = 0;
5179 case LFS_MIRROR_INDEX_OPT:
5180 if (optarg[0] == '+') {
5181 param->fp_mirror_index_sign = -1;
5183 } else if (optarg[0] == '-') {
5184 param->fp_mirror_index_sign = 1;
5188 param->fp_mirror_index = strtoul(optarg, &end, 0);
5189 if (*end != '\0' || (param->fp_mirror_index == 0 &&
5190 param->fp_mirror_index_sign == 0 && neg_opt == 0)) {
5192 "%s %s: invalid mirror index '%s'\n",
5193 progname, argv[0], optarg);
5196 if (param->fp_mirror_id != 0) {
5198 "%s %s: can't specify both mirror index and mirror ID\n",
5202 param->fp_check_mirror_index = 1;
5203 param->fp_exclude_mirror_index = !!neg_opt;
5205 case LFS_MIRROR_ID_OPT:
5206 if (optarg[0] == '+') {
5207 param->fp_mirror_id_sign = -1;
5209 } else if (optarg[0] == '-') {
5210 param->fp_mirror_id_sign = 1;
5214 param->fp_mirror_id = strtoul(optarg, &end, 0);
5215 if (*end != '\0' || (param->fp_mirror_id == 0 &&
5216 param->fp_mirror_id_sign == 0 && neg_opt == 0)) {
5218 "%s %s: invalid mirror ID '%s'\n",
5219 progname, argv[0], optarg);
5222 if (param->fp_mirror_index != 0) {
5224 "%s %s: can't specify both mirror index and mirror ID\n",
5228 param->fp_check_mirror_id = 1;
5229 param->fp_exclude_mirror_id = !!neg_opt;
5232 param->fp_max_depth = 0;
5235 param->fp_get_default_lmv = 1;
5238 if (optarg != NULL) {
5240 if (tmp[0] == '+') {
5241 param->fp_comp_end_sign = -1;
5243 } else if (tmp[0] == '-') {
5244 param->fp_comp_end_sign = 1;
5248 if (arg_is_eof(tmp)) {
5249 param->fp_comp_end = LUSTRE_EOF;
5250 param->fp_comp_end_units = 1;
5253 rc = llapi_parse_size(tmp,
5254 ¶m->fp_comp_end,
5255 ¶m->fp_comp_end_units, 0);
5258 fprintf(stderr, "error: %s bad "
5259 "component end '%s'.\n",
5263 param->fp_check_comp_end = 1;
5265 param->fp_verbose |= VERBOSE_COMP_END;
5266 param->fp_max_depth = 0;
5270 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5271 param->fp_verbose |= VERBOSE_DFID;
5272 param->fp_max_depth = 0;
5276 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5277 param->fp_verbose |= VERBOSE_GENERATION;
5278 param->fp_max_depth = 0;
5282 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5283 param->fp_verbose |= VERBOSE_STRIPE_OFFSET;
5284 param->fp_max_depth = 0;
5288 if (optarg != NULL) {
5289 param->fp_comp_id = strtoul(optarg, &end, 0);
5290 if (*end != '\0' || param->fp_comp_id == 0 ||
5291 param->fp_comp_id > LCME_ID_MAX) {
5292 fprintf(stderr, "error: %s bad "
5293 "component id '%s'\n",
5297 param->fp_check_comp_id = 1;
5300 param->fp_max_depth = 0;
5301 param->fp_verbose |= VERBOSE_COMP_ID;
5305 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5306 param->fp_verbose |= VERBOSE_PATTERN;
5307 param->fp_max_depth = 0;
5310 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5312 fprintf(stderr, "warning: '-M' deprecated"
5313 ", use '--mdt-index' or '-m' instead\n");
5316 if (!(param->fp_verbose & VERBOSE_DETAIL))
5317 param->fp_max_depth = 0;
5318 param->fp_verbose |= VERBOSE_MDTINDEX;
5321 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5322 param->fp_verbose |= VERBOSE_MIRROR_COUNT;
5323 param->fp_max_depth = 0;
5327 if (param->fp_obd_uuid) {
5329 "error: %s: only one obduuid allowed",
5333 param->fp_obd_uuid = (struct obd_uuid *)optarg;
5336 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5337 param->fp_verbose |= VERBOSE_POOL;
5338 param->fp_max_depth = 0;
5345 param->fp_recursive = 1;
5351 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5352 param->fp_verbose |= VERBOSE_STRIPE_SIZE;
5353 param->fp_max_depth = 0;
5357 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
5363 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5364 param->fp_verbose |= VERBOSE_EXT_SIZE;
5365 param->fp_max_depth = 0;
5373 if (pathstart == -1) {
5374 fprintf(stderr, "error: %s: no filename|pathname\n",
5377 } else if (pathend == -1) {
5385 if (param->fp_recursive)
5386 param->fp_max_depth = -1;
5387 else if (param->fp_verbose & VERBOSE_DETAIL)
5388 param->fp_max_depth = 1;
5390 if (!param->fp_verbose)
5391 param->fp_verbose = VERBOSE_DEFAULT;
5392 if (param->fp_quiet)
5393 param->fp_verbose = VERBOSE_OBJID;
5396 rc = llapi_getstripe(argv[pathstart], param);
5397 } while (++pathstart < pathend && !rc);
5400 fprintf(stderr, "error: %s failed for %s.\n",
5401 argv[0], argv[optind - 1]);
5405 static int lfs_tgts(int argc, char **argv)
5407 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
5408 struct find_param param;
5409 int index = 0, rc=0;
5414 if (argc == 2 && !realpath(argv[1], path)) {
5416 fprintf(stderr, "error: invalid path '%s': %s\n",
5417 argv[1], strerror(-rc));
5421 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
5422 /* Check if we have a mount point */
5423 if (mntdir[0] == '\0')
5426 memset(¶m, 0, sizeof(param));
5427 if (!strcmp(argv[0], "mdts"))
5428 param.fp_get_lmv = 1;
5430 rc = llapi_ostlist(mntdir, ¶m);
5432 fprintf(stderr, "error: %s: failed on %s\n",
5435 if (path[0] != '\0')
5437 memset(mntdir, 0, PATH_MAX);
5443 static int lfs_getstripe(int argc, char **argv)
5445 struct find_param param = { 0 };
5447 param.fp_max_depth = 1;
5448 return lfs_getstripe_internal(argc, argv, ¶m);
5452 static int lfs_getdirstripe(int argc, char **argv)
5454 struct find_param param = { 0 };
5455 struct option long_opts[] = {
5456 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
5457 { .val = 'D', .name = "default", .has_arg = no_argument },
5458 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
5459 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
5460 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5461 { .val = 'O', .name = "obd", .has_arg = required_argument },
5462 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5463 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
5464 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5465 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5469 param.fp_get_lmv = 1;
5471 while ((c = getopt_long(argc, argv,
5472 "cDHimO:rtTvy", long_opts, NULL)) != -1)
5477 param.fp_verbose |= VERBOSE_COUNT;
5480 param.fp_get_default_lmv = 1;
5484 param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
5486 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5488 fprintf(stderr, "warning: '-t' deprecated, "
5489 "use '--mdt-hash' or '-H' instead\n");
5492 param.fp_verbose |= VERBOSE_HASH_TYPE;
5495 if (param.fp_obd_uuid) {
5497 "error: %s: only one obduuid allowed",
5501 param.fp_obd_uuid = (struct obd_uuid *)optarg;
5504 param.fp_recursive = 1;
5507 param.fp_verbose |= VERBOSE_DETAIL;
5513 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
5514 progname, argv[0], argv[optind - 1]);
5522 if (param.fp_recursive)
5523 param.fp_max_depth = -1;
5525 if (!param.fp_verbose)
5526 param.fp_verbose = VERBOSE_DEFAULT;
5529 rc = llapi_getstripe(argv[optind], ¶m);
5530 } while (++optind < argc && !rc);
5533 fprintf(stderr, "error: %s failed for %s.\n",
5534 argv[0], argv[optind - 1]);
5539 MNTDF_INODES = 0x0001,
5540 MNTDF_COOKED = 0x0002,
5541 MNTDF_LAZY = 0x0004,
5542 MNTDF_VERBOSE = 0x0008,
5543 MNTDF_SHOW = 0x0010,
5546 #define COOK(value) \
5549 while (value > 1024) { \
5557 #define CDF "%11llu"
5558 #define HDF "%8.1f%c"
5562 static inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
5564 double avail, used, ratio = 0;
5567 avail = st->os_ffree;
5568 used = st->os_files - st->os_ffree;
5570 avail = st->os_bavail;
5571 used = st->os_blocks - st->os_bfree;
5573 if (avail + used > 0)
5574 ratio = used / (used + avail) * 100;
5576 /* Round up to match df(1) usage percentage */
5577 return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
5580 /* This is to identify various problem states for "lfs df" if .osn_err = true,
5581 * so only show flags reflecting those states by default. Informational states
5582 * are only shown with "-v" and use lower-case names to distinguish them.
5583 * UNUSED[12] were for "EROFS = 30" until 1.6 but are now available for use.
5585 static struct obd_statfs_state_names {
5586 enum obd_statfs_state osn_state;
5587 const char osn_name;
5590 { .osn_state = OS_STATE_DEGRADED, .osn_name = 'D', .osn_err = true },
5591 { .osn_state = OS_STATE_READONLY, .osn_name = 'R', .osn_err = true },
5592 { .osn_state = OS_STATE_NOPRECREATE, .osn_name = 'N', .osn_err = true },
5593 { .osn_state = OS_STATE_UNUSED1, .osn_name = '?', .osn_err = true },
5594 { .osn_state = OS_STATE_UNUSED2, .osn_name = '?', .osn_err = true },
5595 { .osn_state = OS_STATE_ENOSPC, .osn_name = 'S', .osn_err = true },
5596 { .osn_state = OS_STATE_ENOINO, .osn_name = 'I', .osn_err = true },
5597 { .osn_state = OS_STATE_SUM, .osn_name = 'a', /* aggregate */ },
5598 { .osn_state = OS_STATE_NONROT, .osn_name = 'f', /* flash */ },
5601 static int showdf(char *mntdir, struct obd_statfs *stat,
5602 char *uuid, enum mntdf_flags flags,
5603 char *type, int index, int rc)
5605 long long avail, used, total;
5607 char *suffix = "KMGTPEZY";
5608 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
5609 char tbuf[3 * sizeof(__u64)];
5610 char ubuf[3 * sizeof(__u64)];
5611 char abuf[3 * sizeof(__u64)];
5612 char rbuf[3 * sizeof(__u64)];
5619 if (flags & MNTDF_INODES) {
5620 avail = stat->os_ffree;
5621 used = stat->os_files - stat->os_ffree;
5622 total = stat->os_files;
5624 int shift = flags & MNTDF_COOKED ? 0 : 10;
5626 avail = (stat->os_bavail * stat->os_bsize) >> shift;
5627 used = ((stat->os_blocks - stat->os_bfree) *
5628 stat->os_bsize) >> shift;
5629 total = (stat->os_blocks * stat->os_bsize) >> shift;
5632 ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
5634 if (flags & MNTDF_COOKED) {
5638 cook_val = (double)total;
5641 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
5644 snprintf(tbuf, sizeof(tbuf), CDF, total);
5646 cook_val = (double)used;
5649 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
5652 snprintf(ubuf, sizeof(ubuf), CDF, used);
5654 cook_val = (double)avail;
5657 snprintf(abuf, sizeof(abuf), HDF, cook_val,
5660 snprintf(abuf, sizeof(abuf), CDF, avail);
5662 snprintf(tbuf, sizeof(tbuf), CDF, total);
5663 snprintf(ubuf, sizeof(tbuf), CDF, used);
5664 snprintf(abuf, sizeof(tbuf), CDF, avail);
5667 sprintf(rbuf, RDF, ratio);
5668 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
5669 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
5671 printf("[%s:%d]", type, index);
5673 if (stat->os_state) {
5677 for (i = 0; i < ARRAY_SIZE(oss_names); i++) {
5678 if (oss_names[i].osn_state & stat->os_state &&
5679 (oss_names[i].osn_err ||
5680 flags & MNTDF_VERBOSE))
5681 printf("%c", oss_names[i].osn_name);
5688 printf(UUF": inactive device\n", uuid);
5691 printf(UUF": %s\n", uuid, strerror(-rc));
5698 struct ll_stat_type {
5703 #define LL_STATFS_MAX LOV_MAX_STRIPE_COUNT
5705 struct ll_statfs_data {
5707 struct obd_statfs sd_st;
5710 struct ll_statfs_buf {
5712 struct ll_statfs_data sb_buf[LL_STATFS_MAX];
5715 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags,
5716 int ops, struct ll_statfs_buf *lsb)
5718 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
5719 struct obd_uuid uuid_buf;
5720 char *poolname = NULL;
5721 struct ll_stat_type types[] = {
5722 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
5723 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
5724 { .st_name = NULL } };
5725 struct ll_stat_type *tp;
5726 __u64 ost_files = 0;
5727 __u64 ost_ffree = 0;
5735 poolname = strchr(pool, '.');
5736 if (poolname != NULL) {
5737 if (strncmp(fsname, pool, strlen(fsname))) {
5738 fprintf(stderr, "filesystem name incorrect\n");
5746 fd = open(mntdir, O_RDONLY);
5749 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
5754 if (flags & MNTDF_SHOW) {
5755 if (flags & MNTDF_INODES)
5756 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
5757 "UUID", "Inodes", "IUsed", "IFree",
5758 "IUse%", "Mounted on");
5760 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
5762 flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
5763 "Used", "Available", "Use%", "Mounted on");
5766 for (tp = types; tp->st_name != NULL; tp++) {
5767 bool have_ost = false;
5769 if (!(tp->st_op & ops))
5772 for (index = 0; ; index++) {
5773 memset(&stat_buf, 0, sizeof(struct obd_statfs));
5774 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
5775 type = flags & MNTDF_LAZY ?
5776 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
5777 rc2 = llapi_obd_fstatfs(fd, type, index,
5778 &stat_buf, &uuid_buf);
5783 if (rc2 == -ENODATA) { /* Inactive device, OK. */
5784 if (!(flags & MNTDF_VERBOSE))
5786 } else if (rc2 < 0 && rc == 0) {
5790 /* If we have OSTs then don't report MDT block counts.
5791 * For MDT-only filesystems the expectation is that all
5792 * layouts have a DoM component. For filesystems with
5793 * OSTs, files are not necessarily going to store data
5794 * on MDTs, and MDT space is limited to a fraction of
5795 * OST space, so don't include it in the summary.
5797 if (tp->st_op == LL_STATFS_LOV && !have_ost) {
5804 if (poolname && tp->st_op == LL_STATFS_LOV &&
5805 llapi_search_ost(fsname, poolname,
5806 obd_uuid2str(&uuid_buf)) != 1)
5809 /* the llapi_obd_statfs() call may have returned with
5810 * an error, but if it filled in uuid_buf we will at
5811 * lease use that to print out a message for that OBD.
5812 * If we didn't get anything in the uuid_buf, then fill
5813 * it in so that we can print an error message. */
5814 if (uuid_buf.uuid[0] == '\0')
5815 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
5816 "%s%04x", tp->st_name, index);
5818 lsb->sb_buf[lsb->sb_count].sd_index = index;
5819 lsb->sb_buf[lsb->sb_count].sd_st = stat_buf;
5822 if (flags & MNTDF_SHOW)
5823 showdf(mntdir, &stat_buf,
5824 obd_uuid2str(&uuid_buf), flags,
5825 tp->st_name, index, rc2);
5830 if (tp->st_op == LL_STATFS_LMV) {
5831 sum.os_ffree += stat_buf.os_ffree;
5832 sum.os_files += stat_buf.os_files;
5833 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
5834 ost_files += stat_buf.os_files;
5835 ost_ffree += stat_buf.os_ffree;
5837 sum.os_blocks += stat_buf.os_blocks *
5839 sum.os_bfree += stat_buf.os_bfree *
5841 sum.os_bavail += stat_buf.os_bavail *
5848 /* If we have _some_ OSTs, but don't have as many free objects on the
5849 * OST as inodes on the MDTs, reduce the reported number of inodes
5850 * to compensate, so that the "inodes in use" number is correct.
5851 * This should be kept in sync with ll_statfs_internal().
5853 if (ost_files && ost_ffree < sum.os_ffree) {
5854 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
5855 sum.os_ffree = ost_ffree;
5857 if (flags & MNTDF_SHOW) {
5859 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
5867 static int lfs_setdirstripe(int argc, char **argv)
5870 struct lfs_setstripe_args lsa = { 0 };
5871 struct llapi_stripe_param *param = NULL;
5872 __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
5875 char *mode_opt = NULL;
5876 bool default_stripe = false;
5877 bool delete = false;
5878 bool foreign_mode = false;
5879 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
5880 mode_t previous_mode = 0;
5882 __u32 type = LU_FOREIGN_TYPE_DAOS, flags = 0;
5883 struct option long_opts[] = {
5884 { .val = 'c', .name = "count", .has_arg = required_argument },
5885 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
5886 { .val = 'd', .name = "delete", .has_arg = no_argument },
5887 { .val = 'D', .name = "default", .has_arg = no_argument },
5888 { .val = 'D', .name = "default_stripe", .has_arg = no_argument },
5889 { .val = LFS_LAYOUT_FLAGS_OPT,
5890 .name = "flags", .has_arg = required_argument },
5891 { .val = LFS_LAYOUT_FOREIGN_OPT,
5892 .name = "foreign", .has_arg = optional_argument},
5893 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
5894 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 17, 53, 0)
5895 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
5896 { .val = 'i', .name = "mdt", .has_arg = required_argument },
5898 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5899 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
5900 { .val = 'm', .name = "mdt", .has_arg = required_argument },
5902 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5903 { .val = 'i', .name = "index", .has_arg = required_argument },
5905 { .val = 'o', .name = "mode", .has_arg = required_argument },
5906 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5907 { .val = 't', .name = "hash-type", .has_arg = required_argument },
5909 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
5910 /* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
5911 { .val = 'x', .name = "xattr", .has_arg = required_argument },
5915 setstripe_args_init(&lsa);
5917 while ((c = getopt_long(argc, argv, "c:dDi:H:m:o:t:T:x:",
5918 long_opts, NULL)) >= 0) {
5925 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
5928 "%s %s: invalid stripe count '%s'\n",
5929 progname, argv[0], optarg);
5935 default_stripe = true;
5938 default_stripe = true;
5940 case LFS_LAYOUT_FOREIGN_OPT:
5941 if (optarg != NULL) {
5942 /* check pure numeric */
5943 type = strtoul(optarg, &end, 0);
5946 type = check_foreign_type_name(optarg);
5947 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
5949 "%s %s: unknown foreign type '%s'\n",
5956 foreign_mode = true;
5958 case LFS_LAYOUT_FLAGS_OPT:
5959 flags = strtoul(optarg, &end, 16);
5962 "%s %s: bad flags '%s'\n",
5963 progname, argv[0], optarg);
5967 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5969 fprintf(stderr, "warning: '--hash-type' and '-t' "
5970 "deprecated, use '--mdt-hash' or '-H' instead\n");
5973 lsa.lsa_pattern = check_hashtype(optarg);
5974 if (lsa.lsa_pattern == 0) {
5976 "%s %s: bad stripe hash type '%s'\n",
5977 progname, argv[0], optarg);
5982 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
5985 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5986 if (strcmp(argv[optind - 1], "--index") == 0)
5988 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
5991 lsa.lsa_nr_tgts = parse_targets(mdts,
5992 sizeof(mdts) / sizeof(__u32),
5993 lsa.lsa_nr_tgts, optarg, NULL);
5994 if (lsa.lsa_nr_tgts < 0) {
5996 "%s %s: invalid MDT target(s) '%s'\n",
5997 progname, argv[0], optarg);
6001 lsa.lsa_tgts = mdts;
6002 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6003 lsa.lsa_stripe_off = mdts[0];
6005 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
6007 fprintf(stderr, "warning: '-m' is deprecated, "
6008 "use '--mode' or '-o' instead\n");
6017 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
6018 progname, argv[0], argv[optind - 1]);
6023 if (optind == argc) {
6024 fprintf(stderr, "%s %s: DIR must be specified\n",
6029 if (xattr && !foreign_mode) {
6030 /* only print a warning as this is armless and will be
6034 "%s %s: xattr has been specified for non-foreign layout\n",
6036 } else if (foreign_mode && !xattr) {
6038 "%s %s: xattr must be provided in foreign mode\n",
6043 if (foreign_mode && (delete || default_stripe || lsa.lsa_nr_tgts ||
6044 lsa.lsa_tgts || setstripe_args_specified(&lsa))) {
6046 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
6051 if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
6052 lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT && !foreign_mode) {
6054 "%s %s: stripe offset and count must be specified\n",
6060 (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
6061 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
6063 "%s %s: cannot specify -d with -c or -i options\n",
6068 if (mode_opt != NULL) {
6069 mode = strtoul(mode_opt, &end, 8);
6072 "%s %s: bad MODE '%s'\n",
6073 progname, argv[0], mode_opt);
6076 previous_mode = umask(0);
6079 /* foreign LMV/dir case */
6081 if (argc > optind + 1) {
6083 "%s %s: cannot specify multiple foreign dirs\n",
6088 dname = argv[optind];
6089 result = llapi_dir_create_foreign(dname, mode, type, flags,
6093 "%s mkdir: can't create foreign dir '%s': %s\n",
6094 progname, dname, strerror(-result));
6099 * initialize stripe parameters, in case param is converted to specific,
6100 * i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
6102 param = calloc(1, offsetof(typeof(*param),
6103 lsp_tgts[lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ?
6104 lsa.lsa_stripe_count : lsa.lsa_nr_tgts]));
6105 if (param == NULL) {
6107 "%s %s: cannot allocate memory for parameters: %s\n",
6108 progname, argv[0], strerror(ENOMEM));
6112 /* if "lfs setdirstripe -D -i -1" is used, assume 1-stripe directory */
6113 if (default_stripe && lsa.lsa_stripe_off == -1 &&
6114 (lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT ||
6115 lsa.lsa_stripe_count == 0))
6116 lsa.lsa_stripe_count = 1;
6117 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
6118 param->lsp_stripe_count = lsa.lsa_stripe_count;
6119 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6120 param->lsp_stripe_offset = -1;
6122 param->lsp_stripe_offset = lsa.lsa_stripe_off;
6123 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
6124 param->lsp_stripe_pattern = lsa.lsa_pattern;
6126 param->lsp_stripe_pattern = LMV_HASH_TYPE_UNKNOWN;
6127 param->lsp_pool = lsa.lsa_pool_name;
6128 param->lsp_is_specific = false;
6129 if (lsa.lsa_nr_tgts > 1) {
6130 if (lsa.lsa_stripe_count > 0 &&
6131 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
6132 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
6134 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
6135 argv[0], lsa.lsa_stripe_count,
6141 param->lsp_is_specific = true;
6142 param->lsp_stripe_count = lsa.lsa_nr_tgts;
6143 memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
6146 dname = argv[optind];
6148 if (default_stripe) {
6149 result = llapi_dir_set_default_lmv(dname, param);
6152 "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
6153 progname, dname, strerror(-result));
6157 result = llapi_dir_create(dname, mode, param);
6160 "%s setdirstripe: cannot create dir '%s': %s\n",
6161 progname, dname, strerror(-result));
6162 } while (!result && (dname = argv[++optind]));
6164 if (mode_opt != NULL)
6165 umask(previous_mode);
6172 static int lfs_rmentry(int argc, char **argv)
6179 fprintf(stderr, "error: %s: missing dirname\n",
6185 dname = argv[index];
6186 while (dname != NULL) {
6187 result = llapi_direntry_remove(dname);
6189 fprintf(stderr, "error: %s: remove dir entry '%s' "
6190 "failed\n", argv[0], dname);
6193 dname = argv[++index];
6198 static int lfs_mv(int argc, char **argv)
6200 struct lmv_user_md lmu = { LMV_USER_MAGIC };
6201 struct find_param param = {
6208 struct option long_opts[] = {
6209 { .val = 'm', .name = "mdt", .has_arg = required_argument },
6210 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
6211 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6214 while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
6216 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6218 fprintf(stderr, "warning: '-M' deprecated"
6219 ", use '--mdt-index' or '-m' instead\n");
6222 lmu.lum_stripe_offset = strtoul(optarg, &end, 0);
6224 fprintf(stderr, "%s mv: bad MDT index '%s'\n",
6230 param.fp_verbose = VERBOSE_DETAIL;
6233 fprintf(stderr, "%s mv: unrecognized option '%s'\n",
6234 progname, argv[optind - 1]);
6239 if (lmu.lum_stripe_offset == LMV_OFFSET_DEFAULT) {
6240 fprintf(stderr, "%s mv: MDT index must be specified\n",
6245 if (optind >= argc) {
6246 fprintf(stderr, "%s mv: DIR must be specified\n", progname);
6250 lmu.lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
6252 /* initialize migrate mdt parameters */
6253 param.fp_lmv_md = &lmu;
6254 param.fp_migrate = 1;
6255 rc = llapi_migrate_mdt(argv[optind], ¶m);
6257 fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
6258 progname, argv[optind], lmu.lum_stripe_offset,
6263 static int lfs_osts(int argc, char **argv)
6265 return lfs_tgts(argc, argv);
6268 static int lfs_mdts(int argc, char **argv)
6270 return lfs_tgts(argc, argv);
6273 static int lfs_df(int argc, char **argv)
6275 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
6276 enum mntdf_flags flags = MNTDF_SHOW;
6277 int ops = LL_STATFS_LMV | LL_STATFS_LOV;
6278 int c, rc = 0, index = 0;
6279 char fsname[PATH_MAX] = "", *pool_name = NULL;
6280 struct option long_opts[] = {
6281 { .val = 'h', .name = "human-readable",
6282 .has_arg = no_argument },
6283 { .val = 'i', .name = "inodes", .has_arg = no_argument },
6284 { .val = 'l', .name = "lazy", .has_arg = no_argument },
6285 { .val = 'p', .name = "pool", .has_arg = required_argument },
6286 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6289 while ((c = getopt_long(argc, argv, "hilp:v", long_opts, NULL)) != -1) {
6292 flags |= MNTDF_COOKED;
6295 flags |= MNTDF_INODES;
6298 flags |= MNTDF_LAZY;
6304 flags |= MNTDF_VERBOSE;
6310 if (optind < argc && !realpath(argv[optind], path)) {
6312 fprintf(stderr, "error: invalid path '%s': %s\n",
6313 argv[optind], strerror(-rc));
6317 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
6318 /* Check if we have a mount point */
6319 if (mntdir[0] == '\0')
6322 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
6323 if (rc || path[0] != '\0')
6325 fsname[0] = '\0'; /* avoid matching in next loop */
6326 mntdir[0] = '\0'; /* avoid matching in next loop */
6332 static int print_instance(const char *mntdir, char *buf, size_t buflen,
6333 bool opt_instance, bool opt_fsname, bool opt_mntdir)
6337 if (opt_fsname == opt_instance) { /* both true or both false */
6338 rc = llapi_getname(mntdir, buf, buflen);
6339 } else if (opt_fsname) {
6340 /* llapi_search_mounts() fills @buf with fsname, but that is not
6341 * called if explicit paths are specified on the command-line
6344 rc = llapi_get_fsname(mntdir, buf, buflen);
6345 } else /* if (opt_instance) */ {
6346 rc = llapi_get_instance(mntdir, buf, buflen);
6350 fprintf(stderr, "cannot get instance for '%s': %s\n",
6351 mntdir, strerror(-rc));
6356 printf("%s %s\n", buf, mntdir);
6358 printf("%s\n", buf);
6363 static int lfs_getname(int argc, char **argv)
6365 struct option long_opts[] = {
6366 { .val = 'h', .name = "help", .has_arg = no_argument },
6367 { .val = 'i', .name = "instance", .has_arg = no_argument },
6368 { .val = 'n', .name = "fsname", .has_arg = no_argument },
6370 bool opt_instance = false, opt_fsname = false;
6371 char fsname[PATH_MAX] = "";
6374 while ((c = getopt_long(argc, argv, "hin", long_opts, NULL)) != -1) {
6377 opt_instance = true;
6388 if (optind == argc) { /* no paths specified, get all paths. */
6389 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "";
6392 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
6393 rc2 = print_instance(mntdir, fsname, sizeof(fsname),
6394 opt_instance, opt_fsname, true);
6397 path[0] = fsname[0] = mntdir[0] = '\0';
6399 } else { /* paths specified, only attempt to search these. */
6402 /* if only one path is given, print only requested info */
6403 opt_mntdir = argc - optind > 1 || (opt_instance == opt_fsname);
6405 for (; optind < argc; optind++) {
6406 rc2 = print_instance(argv[optind], fsname,
6407 sizeof(fsname), opt_instance,
6408 opt_fsname, opt_mntdir);
6418 static int lfs_check(int argc, char **argv)
6420 char mntdir[PATH_MAX] = {'\0'};
6429 fprintf(stderr, "%s check: server type must be specified\n",
6434 obd_types[0] = obd_type1;
6435 obd_types[1] = obd_type2;
6436 obd_types[2] = obd_type3;
6438 if (strcmp(argv[1], "osts") == 0) {
6439 strcpy(obd_types[0], "osc");
6440 } else if (strcmp(argv[1], "mdts") == 0 ||
6441 strcmp(argv[1], "mds") == 0) {
6442 strcpy(obd_types[0], "mdc");
6443 } else if (strcmp(argv[1], "mgts") == 0) {
6444 strcpy(obd_types[0], "mgc");
6445 } else if (strcmp(argv[1], "all") == 0 ||
6446 strcmp(argv[1], "servers") == 0) {
6448 strcpy(obd_types[0], "osc");
6449 strcpy(obd_types[1], "mdc");
6450 strcpy(obd_types[2], "mgc");
6452 fprintf(stderr, "%s check: unrecognized option '%s'\n",
6457 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
6458 if (rc < 0 || mntdir[0] == '\0') {
6460 "%s check: cannot find mounted Lustre filesystem: %s\n",
6461 progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
6465 rc = llapi_target_check(num_types, obd_types, mntdir);
6467 fprintf(stderr, "%s check: cannot check target '%s': %s\n",
6468 progname, argv[1], strerror(-rc));
6474 #ifdef HAVE_SYS_QUOTA_H
6475 #define ARG2INT(nr, str, msg) \
6478 nr = strtol(str, &endp, 0); \
6479 if (*endp != '\0') { \
6480 fprintf(stderr, "%s: bad %s '%s'\n", \
6481 progname, msg, str); \
6486 #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
6488 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
6489 * returns the value or ULONG_MAX on integer overflow or incorrect format
6491 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
6492 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
6493 * 3. empty integer value is interpreted as 0
6495 static unsigned long str2sec(const char* timestr)
6497 const char spec[] = "smhdw";
6498 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
6499 unsigned long val = 0;
6502 if (strpbrk(timestr, spec) == NULL) {
6503 /* no specifiers inside the time string,
6504 should treat it as an integer value */
6505 val = strtoul(timestr, &tail, 10);
6506 return *tail ? ULONG_MAX : val;
6509 /* format string is XXwXXdXXhXXmXXs */
6515 v = strtoul(timestr, &tail, 10);
6516 if (v == ULONG_MAX || *tail == '\0')
6517 /* value too large (ULONG_MAX or more)
6518 or missing specifier */
6521 ptr = strchr(spec, *tail);
6523 /* unknown specifier */
6528 /* check if product will overflow the type */
6529 if (!(v < ULONG_MAX / mult[ind]))
6532 ADD_OVERFLOW(val, mult[ind] * v);
6533 if (val == ULONG_MAX)
6545 #define ARG2ULL(nr, str, def_units) \
6547 unsigned long long limit, units = def_units; \
6550 rc = llapi_parse_size(str, &limit, &units, 1); \
6552 fprintf(stderr, "%s: invalid limit '%s'\n", \
6559 static inline int has_times_option(int argc, char **argv)
6563 for (i = 1; i < argc; i++)
6564 if (!strcmp(argv[i], "-t"))
6570 static inline int lfs_verify_poolarg(char *pool)
6572 if (strnlen(optarg, LOV_MAXPOOLNAME + 1) > LOV_MAXPOOLNAME) {
6574 "Pool name '%.*s' is longer than %d\n",
6575 LOV_MAXPOOLNAME, pool, LOV_MAXPOOLNAME);
6581 int lfs_setquota_times(int argc, char **argv, struct if_quotactl *qctl)
6584 char *mnt, *obd_type = (char *)qctl->obd_type;
6585 struct obd_dqblk *dqb = &qctl->qc_dqblk;
6586 struct obd_dqinfo *dqi = &qctl->qc_dqinfo;
6587 struct option long_opts[] = {
6588 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
6589 { .val = 'g', .name = "group", .has_arg = no_argument },
6590 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
6591 { .val = 'p', .name = "projid", .has_arg = no_argument },
6592 { .val = 't', .name = "times", .has_arg = no_argument },
6593 { .val = 'u', .name = "user", .has_arg = no_argument },
6594 { .val = 'o', .name = "pool", .has_arg = required_argument },
6598 qctl->qc_cmd = LUSTRE_Q_SETINFO;
6599 qctl->qc_type = ALLQUOTA;
6601 while ((c = getopt_long(argc, argv, "b:gi:ptuo:",
6602 long_opts, NULL)) != -1) {
6613 if (qctl->qc_type != ALLQUOTA) {
6614 fprintf(stderr, "error: -u/g/p can't be used "
6615 "more than once\n");
6618 qctl->qc_type = qtype;
6621 if (strncmp(optarg, NOTIFY_GRACE,
6622 strlen(NOTIFY_GRACE)) == 0) {
6623 dqi->dqi_bgrace = NOTIFY_GRACE_TIME;
6625 dqi->dqi_bgrace = str2sec(optarg);
6626 if (dqi->dqi_bgrace >= NOTIFY_GRACE_TIME) {
6627 fprintf(stderr, "error: bad "
6628 "block-grace: %s\n", optarg);
6632 dqb->dqb_valid |= QIF_BTIME;
6635 if (strncmp(optarg, NOTIFY_GRACE,
6636 strlen(NOTIFY_GRACE)) == 0) {
6637 dqi->dqi_igrace = NOTIFY_GRACE_TIME;
6639 dqi->dqi_igrace = str2sec(optarg);
6640 if (dqi->dqi_igrace >= NOTIFY_GRACE_TIME) {
6641 fprintf(stderr, "error: bad "
6642 "inode-grace: %s\n", optarg);
6646 dqb->dqb_valid |= QIF_ITIME;
6648 case 't': /* Yes, of course! */
6651 if (lfs_verify_poolarg(optarg))
6654 "Trying to set grace for pool %s\n", optarg);
6655 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
6656 qctl->qc_cmd = LUSTRE_Q_SETINFOPOOL;
6658 /* getopt prints error message for us when opterr != 0 */
6664 if (qctl->qc_type == ALLQUOTA) {
6665 fprintf(stderr, "error: neither -u, -g nor -p specified\n");
6669 if (optind != argc - 1) {
6670 fprintf(stderr, "error: unexpected parameters encountered\n");
6675 rc = llapi_quotactl(mnt, qctl);
6678 fprintf(stderr, "%s %s ", obd_type,
6679 obd_uuid2str(&qctl->obd_uuid));
6680 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
6687 #define BSLIMIT (1 << 0)
6688 #define BHLIMIT (1 << 1)
6689 #define ISLIMIT (1 << 2)
6690 #define IHLIMIT (1 << 3)
6692 int lfs_setquota(int argc, char **argv)
6695 struct if_quotactl *qctl;
6696 char *mnt, *obd_type;
6697 struct obd_dqblk *dqb;
6698 struct option long_opts[] = {
6699 { .val = 'b', .name = "block-softlimit",
6700 .has_arg = required_argument },
6701 { .val = 'B', .name = "block-hardlimit",
6702 .has_arg = required_argument },
6703 { .val = 'd', .name = "default", .has_arg = no_argument },
6704 { .val = 'g', .name = "group", .has_arg = required_argument },
6705 { .val = 'G', .name = "default-grp", .has_arg = no_argument },
6706 { .val = 'i', .name = "inode-softlimit",
6707 .has_arg = required_argument },
6708 { .val = 'I', .name = "inode-hardlimit",
6709 .has_arg = required_argument },
6710 { .val = 'p', .name = "projid", .has_arg = required_argument },
6711 { .val = 'P', .name = "default-prj", .has_arg = no_argument },
6712 { .val = 'u', .name = "user", .has_arg = required_argument },
6713 { .val = 'U', .name = "default-usr", .has_arg = no_argument },
6714 { .val = 'o', .name = "pool", .has_arg = required_argument },
6716 unsigned limit_mask = 0;
6718 bool use_default = false;
6719 int qtype, qctl_len;
6721 qctl_len = sizeof(*qctl) + LOV_MAXPOOLNAME + 1;
6722 qctl = malloc(qctl_len);
6726 memset(qctl, 0, qctl_len);
6727 obd_type = (char *)qctl->obd_type;
6728 dqb = &qctl->qc_dqblk;
6730 if (has_times_option(argc, argv)) {
6731 rc = lfs_setquota_times(argc, argv, qctl);
6735 qctl->qc_cmd = LUSTRE_Q_SETQUOTA;
6736 qctl->qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
6737 * so it can be used as a marker that qc_type
6738 * isn't reinitialized from command line */
6740 while ((c = getopt_long(argc, argv, "b:B:dg:Gi:I:p:Pu:Uo:",
6741 long_opts, NULL)) != -1) {
6744 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
6747 goto quota_type_def;
6750 rc = name2uid(&qctl->qc_id, optarg);
6753 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
6756 goto quota_type_def;
6759 rc = name2gid(&qctl->qc_id, optarg);
6762 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
6765 goto quota_type_def;
6768 rc = name2projid(&qctl->qc_id, optarg);
6771 qctl->qc_id = strtoul(optarg, &endptr, 10);
6772 if (*endptr != '\0') {
6773 fprintf(stderr, "%s setquota: invalid"
6774 " id '%s'\n", progname, optarg);
6780 if (qctl->qc_id == 0) {
6781 fprintf(stderr, "%s setquota: can't set quota"
6782 " for root usr/group/project.\n",
6789 if (qctl->qc_type != ALLQUOTA) {
6791 "%s setquota: only one of -u, -U, -g,"
6792 " -G, -p or -P may be specified\n",
6797 qctl->qc_type = qtype;
6800 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
6804 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
6805 dqb->dqb_bsoftlimit >>= 10;
6806 limit_mask |= BSLIMIT;
6807 if (dqb->dqb_bsoftlimit &&
6808 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
6810 "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\n"
6811 "See '%s help setquota' or Lustre manual for details\n",
6813 (unsigned long long)dqb->dqb_bsoftlimit,
6817 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
6818 dqb->dqb_bhardlimit >>= 10;
6819 limit_mask |= BHLIMIT;
6820 if (dqb->dqb_bhardlimit &&
6821 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
6823 "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
6824 "See '%s help setquota' or Lustre manual for details\n",
6826 (unsigned long long)dqb->dqb_bhardlimit,
6830 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
6831 limit_mask |= ISLIMIT;
6832 if (dqb->dqb_isoftlimit &&
6833 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
6835 "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\n"
6836 "See '%s help setquota' or Lustre manual for details\n",
6838 (unsigned long long)dqb->dqb_isoftlimit,
6842 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
6843 limit_mask |= IHLIMIT;
6844 if (dqb->dqb_ihardlimit &&
6845 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
6847 "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\n"
6848 "See '%s help setquota' or Lustre manual for details\n",
6850 (unsigned long long)dqb->dqb_ihardlimit,
6854 if (lfs_verify_poolarg(optarg)) {
6859 "Trying to set quota for pool %s\n", optarg);
6860 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
6861 qctl->qc_cmd = LUSTRE_Q_SETQUOTAPOOL;
6865 "%s setquota: unrecognized option '%s'\n",
6866 progname, argv[optind - 1]);
6872 if (qctl->qc_type == ALLQUOTA) {
6874 "%s setquota: either -u or -g must be specified\n",
6880 if (!use_default && limit_mask == 0) {
6882 "%s setquota: at least one limit must be specified\n",
6888 if (use_default && limit_mask != 0) {
6890 "%s setquota: limits should not be specified when"
6891 " using default quota\n",
6897 if (use_default && qctl->qc_id == 0) {
6899 "%s setquota: can not set default quota for root"
6900 " user/group/project\n",
6906 if (optind != argc - 1) {
6908 "%s setquota: filesystem not specified or unexpected argument '%s'\n",
6909 progname, argv[optind]);
6917 dqb->dqb_bhardlimit = 0;
6918 dqb->dqb_bsoftlimit = 0;
6919 dqb->dqb_ihardlimit = 0;
6920 dqb->dqb_isoftlimit = 0;
6923 dqb->dqb_valid |= QIF_LIMITS | QIF_TIMES;
6924 } else if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
6925 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
6926 /* sigh, we can't just set blimits/ilimits */
6927 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
6928 .qc_type = qctl->qc_type,
6929 .qc_id = qctl->qc_id};
6931 rc = llapi_quotactl(mnt, &tmp_qctl);
6935 if (!(limit_mask & BHLIMIT))
6936 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
6937 if (!(limit_mask & BSLIMIT))
6938 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
6939 if (!(limit_mask & IHLIMIT))
6940 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
6941 if (!(limit_mask & ISLIMIT))
6942 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
6944 /* Keep grace times if we have got no softlimit arguments */
6945 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
6946 dqb->dqb_valid |= QIF_BTIME;
6947 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
6950 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
6951 dqb->dqb_valid |= QIF_ITIME;
6952 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
6956 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
6957 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
6959 rc = llapi_quotactl(mnt, qctl);
6963 "%s setquota: cannot quotactl '%s' '%s': %s",
6965 obd_uuid2str(&qctl->obd_uuid), strerror(-rc));
6972 /* Converts seconds value into format string
6973 * result is returned in buf
6975 * 1. result is in descenting order: 1w2d3h4m5s
6976 * 2. zero fields are not filled (except for p. 3): 5d1s
6977 * 3. zero seconds value is presented as "0s"
6979 static char * __sec2str(time_t seconds, char *buf)
6981 const char spec[] = "smhdw";
6982 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
6987 for (i = ARRAY_SIZE(mult) - 1 ; i >= 0; i--) {
6988 c = seconds / mult[i];
6990 if (c > 0 || (i == 0 && buf == tail))
6991 tail += scnprintf(tail, 40-(tail-buf), "%lu%c", c,
7000 static void sec2str(time_t seconds, char *buf, int rc)
7007 tail = __sec2str(seconds, tail);
7009 if (rc && tail - buf < 39) {
7015 static void diff2str(time_t seconds, char *buf, time_t now)
7021 if (seconds <= now) {
7022 strcpy(buf, "none");
7025 __sec2str(seconds - now, buf);
7028 static void print_quota_title(char *name, struct if_quotactl *qctl,
7029 bool human_readable, bool show_default)
7032 printf("Disk default %s quota:\n", qtype_name(qctl->qc_type));
7033 printf("%15s %8s%8s%8s %8s%8s%8s\n",
7034 "Filesystem", "bquota", "blimit", "bgrace",
7035 "iquota", "ilimit", "igrace");
7037 printf("Disk quotas for %s %s (%cid %u):\n",
7038 qtype_name(qctl->qc_type), name,
7039 *qtype_name(qctl->qc_type), qctl->qc_id);
7040 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
7041 "Filesystem", human_readable ? "used" : "kbytes",
7042 "quota", "limit", "grace",
7043 "files", "quota", "limit", "grace");
7047 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
7050 snprintf(buf, buflen, "%ju", (uintmax_t)num);
7053 snprintf(buf, buflen, "%5.4gP",
7054 (double)num / ((__u64)1 << 40));
7056 snprintf(buf, buflen, "%5.4gT",
7057 (double)num / (1 << 30));
7059 snprintf(buf, buflen, "%5.4gG",
7060 (double)num / (1 << 20));
7062 snprintf(buf, buflen, "%5.4gM",
7063 (double)num / (1 << 10));
7065 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
7069 #define STRBUF_LEN 32
7070 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
7071 int rc, bool h, bool show_default)
7077 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA ||
7078 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
7079 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) {
7080 int bover = 0, iover = 0;
7081 struct obd_dqblk *dqb = &qctl->qc_dqblk;
7082 char numbuf[3][STRBUF_LEN];
7084 char strbuf[STRBUF_LEN];
7086 if (dqb->dqb_bhardlimit &&
7087 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
7089 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
7090 if (dqb->dqb_btime > now) {
7097 if (dqb->dqb_ihardlimit &&
7098 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
7100 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
7101 if (dqb->dqb_itime > now) {
7109 if (strlen(mnt) > 15)
7110 printf("%s\n%15s", mnt, "");
7112 printf("%15s", mnt);
7115 diff2str(dqb->dqb_btime, timebuf, now);
7116 else if (show_default)
7117 snprintf(timebuf, sizeof(timebuf), "%llu",
7118 (unsigned long long)dqb->dqb_btime);
7120 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
7121 strbuf, sizeof(strbuf), h);
7122 if (rc == -EREMOTEIO)
7123 sprintf(numbuf[0], "%s*", strbuf);
7125 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
7126 "%s" : "[%s]", strbuf);
7128 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
7129 if (type == QC_GENERAL)
7130 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
7131 "%s" : "[%s]", strbuf);
7133 sprintf(numbuf[1], "%s", "-");
7135 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
7136 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
7137 "%s" : "[%s]", strbuf);
7140 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
7142 printf(" %7s%c %6s %7s %7s",
7143 numbuf[0], bover ? '*' : ' ', numbuf[1],
7144 numbuf[2], bover > 1 ? timebuf : "-");
7148 diff2str(dqb->dqb_itime, timebuf, now);
7149 else if (show_default)
7150 snprintf(timebuf, sizeof(timebuf), "%llu",
7151 (unsigned long long)dqb->dqb_itime);
7153 snprintf(numbuf[0], sizeof(numbuf),
7154 (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
7155 (uintmax_t)dqb->dqb_curinodes);
7157 if (type == QC_GENERAL)
7158 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
7160 (uintmax_t)dqb->dqb_isoftlimit);
7162 sprintf(numbuf[1], "%s", "-");
7164 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
7165 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
7168 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
7169 else if (type != QC_OSTIDX)
7170 printf(" %7s%c %6s %7s %7s",
7171 numbuf[0], iover ? '*' : ' ', numbuf[1],
7172 numbuf[2], iover > 1 ? timebuf : "-");
7174 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
7176 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO || LUSTRE_Q_GETINFOPOOL ||
7177 qctl->qc_cmd == Q_GETOINFO) {
7181 if (qctl->qc_dqinfo.dqi_bgrace == NOTIFY_GRACE_TIME)
7182 strncpy(bgtimebuf, NOTIFY_GRACE, 40);
7184 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
7185 if (qctl->qc_dqinfo.dqi_igrace == NOTIFY_GRACE_TIME)
7186 strncpy(igtimebuf, NOTIFY_GRACE, 40);
7188 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
7190 printf("Block grace time: %s; Inode grace time: %s\n",
7191 bgtimebuf, igtimebuf);
7195 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
7196 bool h, __u64 *total)
7198 int rc = 0, rc1 = 0, count = 0;
7199 __u32 valid = qctl->qc_valid;
7201 /* TODO: for commands LUSTRE_Q_"S\|G"ETQUOTAPOOL we need
7202 * to go only through OSTs that belong to requested pool. */
7203 rc = llapi_get_obd_count(mnt, &count, is_mdt);
7205 fprintf(stderr, "can not get %s count: %s\n",
7206 is_mdt ? "mdt": "ost", strerror(-rc));
7210 for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) {
7211 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
7212 rc = llapi_quotactl(mnt, qctl);
7214 /* It is remote client case. */
7215 if (rc == -EOPNOTSUPP) {
7222 fprintf(stderr, "quotactl %s%d failed.\n",
7223 is_mdt ? "mdt": "ost", qctl->qc_idx);
7227 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
7228 qctl->qc_valid, 0, h, false);
7229 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
7230 qctl->qc_dqblk.dqb_bhardlimit;
7233 qctl->qc_valid = valid;
7237 static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
7238 int verbose, int quiet, bool human_readable,
7241 int rc1 = 0, rc2 = 0, rc3 = 0;
7242 char *obd_type = (char *)qctl->obd_type;
7243 char *obd_uuid = (char *)qctl->obd_uuid.uuid;
7244 __u64 total_ialloc = 0, total_balloc = 0;
7245 bool use_default_for_blk = false;
7246 bool use_default_for_file = false;
7249 rc1 = llapi_quotactl(mnt, qctl);
7253 fprintf(stderr, "%s quotas are not enabled.\n",
7254 qtype_name(qctl->qc_type));
7257 fprintf(stderr, "Permission denied.\n");
7260 /* We already got error message. */
7263 fprintf(stderr, "Unexpected quotactl error: %s\n",
7268 if (!show_default && qctl->qc_id == 0) {
7269 qctl->qc_dqblk.dqb_bhardlimit = 0;
7270 qctl->qc_dqblk.dqb_bsoftlimit = 0;
7271 qctl->qc_dqblk.dqb_ihardlimit = 0;
7272 qctl->qc_dqblk.dqb_isoftlimit = 0;
7273 qctl->qc_dqblk.dqb_btime = 0;
7274 qctl->qc_dqblk.dqb_itime = 0;
7275 qctl->qc_dqblk.dqb_valid |= QIF_LIMITS | QIF_TIMES;
7278 if (qctl->qc_dqblk.dqb_valid & QIF_BTIME &&
7279 LQUOTA_FLAG(qctl->qc_dqblk.dqb_btime) & LQUOTA_FLAG_DEFAULT) {
7280 use_default_for_blk = true;
7281 qctl->qc_dqblk.dqb_btime &= LQUOTA_GRACE_MASK;
7284 if (qctl->qc_dqblk.dqb_valid & QIF_ITIME &&
7285 LQUOTA_FLAG(qctl->qc_dqblk.dqb_itime) & LQUOTA_FLAG_DEFAULT) {
7286 use_default_for_file = true;
7287 qctl->qc_dqblk.dqb_itime &= LQUOTA_GRACE_MASK;
7290 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7291 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
7292 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
7293 print_quota_title(name, qctl, human_readable, show_default);
7295 if (rc1 && *obd_type)
7296 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
7298 if (qctl->qc_valid != QC_GENERAL)
7301 inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7302 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
7303 ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
7304 (QIF_LIMITS|QIF_USAGE));
7306 print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
7308 if (!show_default && verbose &&
7309 qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO &&
7310 qctl->qc_cmd != LUSTRE_Q_GETINFOPOOL) {
7311 char strbuf[STRBUF_LEN];
7313 rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
7315 rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
7317 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
7319 printf("Total allocated inode limit: %ju, total "
7320 "allocated block limit: %s\n", (uintmax_t)total_ialloc,
7324 if (use_default_for_blk)
7325 printf("%cid %u is using default block quota setting\n",
7326 *qtype_name(qctl->qc_type), qctl->qc_id);
7328 if (use_default_for_file)
7329 printf("%cid %u is using default file quota setting\n",
7330 *qtype_name(qctl->qc_type), qctl->qc_id);
7332 if (rc1 || rc2 || rc3 || inacc)
7333 printf("Some errors happened when getting quota info. "
7334 "Some devices may be not working or deactivated. "
7335 "The data in \"[]\" is inaccurate.\n");
7349 static int lfs_project(int argc, char **argv)
7351 int ret = 0, err = 0, c, i;
7352 struct project_handle_control phc = { 0 };
7353 enum lfs_project_ops_t op;
7356 phc.assign_projid = false;
7357 /* default action */
7358 op = LFS_PROJECT_LIST;
7360 while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
7363 if (op != LFS_PROJECT_LIST) {
7365 "%s: cannot specify '-c' '-C' '-s' together\n",
7370 op = LFS_PROJECT_CHECK;
7373 if (op != LFS_PROJECT_LIST) {
7375 "%s: cannot specify '-c' '-C' '-s' together\n",
7380 op = LFS_PROJECT_CLEAR;
7383 if (op != LFS_PROJECT_LIST) {
7385 "%s: cannot specify '-c' '-C' '-s' together\n",
7390 phc.set_inherit = true;
7391 op = LFS_PROJECT_SET;
7397 phc.keep_projid = true;
7400 phc.recursive = true;
7403 phc.projid = strtoul(optarg, NULL, 0);
7404 phc.assign_projid = true;
7408 phc.newline = false;
7411 fprintf(stderr, "%s: invalid option '%c'\n",
7417 if (phc.assign_projid && op == LFS_PROJECT_LIST) {
7418 op = LFS_PROJECT_SET;
7419 phc.set_projid = true;
7420 } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
7421 phc.set_projid = true;
7425 case LFS_PROJECT_CHECK:
7426 if (phc.keep_projid) {
7428 "%s: '-k' is useless together with '-c'\n",
7433 case LFS_PROJECT_CLEAR:
7436 "%s: '-0' is useless together with '-C'\n",
7440 if (phc.assign_projid) {
7442 "%s: '-p' is useless together with '-C'\n",
7447 case LFS_PROJECT_SET:
7450 "%s: '-0' is useless together with '-s'\n",
7454 if (phc.keep_projid) {
7456 "%s: '-k' is useless together with '-s'\n",
7464 "%s: '-0' is useless for list operations\n",
7474 fprintf(stderr, "%s: missing file or directory target(s)\n",
7479 for (i = 0; i < argc; i++) {
7481 case LFS_PROJECT_CHECK:
7482 err = lfs_project_check(argv[i], &phc);
7484 case LFS_PROJECT_LIST:
7485 err = lfs_project_list(argv[i], &phc);
7487 case LFS_PROJECT_CLEAR:
7488 err = lfs_project_clear(argv[i], &phc);
7490 case LFS_PROJECT_SET:
7491 err = lfs_project_set(argv[i], &phc);
7503 static int lfs_quota(int argc, char **argv)
7506 char *mnt, *name = NULL;
7507 struct if_quotactl *qctl;
7509 int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
7511 __u32 valid = QC_GENERAL, idx = 0;
7512 bool human_readable = false;
7513 bool show_default = false;
7515 struct option long_opts[] = {
7516 { .val = 1, .name = "pool", .has_arg = required_argument },
7519 qctl = calloc(1, sizeof(*qctl) + LOV_MAXPOOLNAME + 1);
7523 qctl->qc_cmd = LUSTRE_Q_GETQUOTA;
7524 qctl->qc_type = ALLQUOTA;
7525 obd_uuid = (char *)qctl->obd_uuid.uuid;
7527 while ((c = getopt_long(argc, argv, "gGi:I:o:pPqtuUvh",
7528 long_opts, NULL)) != -1) {
7531 show_default = true;
7536 show_default = true;
7541 show_default = true;
7545 if (qctl->qc_type != ALLQUOTA) {
7547 "%s quota: only one of -u, -g, or -p may be specified\n",
7552 qctl->qc_type = qtype;
7555 qctl->qc_cmd = LUSTRE_Q_GETINFO;
7558 valid = qctl->qc_valid = QC_UUID;
7559 snprintf(obd_uuid, sizeof(*obd_uuid), "%s", optarg);
7562 valid = qctl->qc_valid = QC_MDTIDX;
7563 idx = qctl->qc_idx = atoi(optarg);
7564 if (idx == 0 && *optarg != '0') {
7566 "%s quota: invalid MDT index '%s'\n",
7573 valid = qctl->qc_valid = QC_OSTIDX;
7574 idx = qctl->qc_idx = atoi(optarg);
7575 if (idx == 0 && *optarg != '0') {
7577 "%s quota: invalid OST index '%s'\n",
7590 human_readable = true;
7593 if (lfs_verify_poolarg(optarg)) {
7597 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7598 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_GETINFO ?
7599 LUSTRE_Q_GETINFOPOOL :
7600 LUSTRE_Q_GETQUOTAPOOL;
7603 fprintf(stderr, "%s quota: unrecognized option '%s'\n",
7604 progname, argv[optind - 1]);
7610 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
7611 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7612 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
7613 qctl->qc_type == ALLQUOTA &&
7614 optind == argc - 1 && !show_default) {
7618 for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
7619 qctl->qc_type = qtype;
7620 qctl->qc_valid = valid;
7621 if (qtype == USRQUOTA) {
7622 qctl->qc_id = geteuid();
7623 rc = uid2name(&name, qctl->qc_id);
7625 qctl->qc_id = getegid();
7626 rc = gid2name(&name, qctl->qc_id);
7627 memset(&qctl->qc_dqblk, 0,
7628 sizeof(qctl->qc_dqblk));
7633 rc1 = get_print_quota(mnt, name, qctl, verbose, quiet,
7634 human_readable, show_default);
7639 /* lfs quota -u username /path/to/lustre/mount */
7640 } else if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7641 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
7642 /* options should be followed by u/g-name and mntpoint */
7643 if ((!show_default && optind + 2 != argc) ||
7644 (show_default && optind + 1 != argc) ||
7645 qctl->qc_type == ALLQUOTA) {
7647 "%s quota: name and mount point must be specified\n",
7653 if (!show_default) {
7654 name = argv[optind++];
7655 switch (qctl->qc_type) {
7657 rc = name2uid(&qctl->qc_id, name);
7660 rc = name2gid(&qctl->qc_id, name);
7663 rc = name2projid(&qctl->qc_id, name);
7670 qctl->qc_valid = QC_GENERAL;
7671 qctl->qc_cmd = LUSTRE_Q_GETDEFAULT;
7676 qctl->qc_id = strtoul(name, &endptr, 10);
7677 if (*endptr != '\0') {
7678 fprintf(stderr, "%s quota: invalid id '%s'\n",
7684 } else if (optind + 1 != argc || qctl->qc_type == ALLQUOTA) {
7685 fprintf(stderr, "%s quota: missing quota info argument(s)\n",
7692 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
7693 human_readable, show_default);
7698 #endif /* HAVE_SYS_QUOTA_H! */
7700 static int flushctx_ioctl(char *mp)
7704 fd = open(mp, O_RDONLY);
7706 fprintf(stderr, "flushctx: error open %s: %s\n",
7707 mp, strerror(errno));
7711 rc = ioctl(fd, LL_IOC_FLUSHCTX);
7713 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
7714 mp, strerror(errno));
7720 static int lfs_flushctx(int argc, char **argv)
7722 int kdestroy = 0, c;
7723 char mntdir[PATH_MAX] = {'\0'};
7727 while ((c = getopt(argc, argv, "k")) != -1) {
7733 fprintf(stderr, "error: %s: option '-%c' "
7734 "unrecognized\n", argv[0], c);
7740 if ((rc = system("kdestroy > /dev/null")) != 0) {
7741 rc = WEXITSTATUS(rc);
7742 fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
7746 if (optind >= argc) {
7747 /* flush for all mounted lustre fs. */
7748 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
7749 /* Check if we have a mount point */
7750 if (mntdir[0] == '\0')
7753 if (flushctx_ioctl(mntdir))
7756 mntdir[0] = '\0'; /* avoid matching in next loop */
7759 /* flush fs as specified */
7760 while (optind < argc) {
7761 if (flushctx_ioctl(argv[optind++]))
7768 static int lfs_changelog(int argc, char **argv)
7770 void *changelog_priv;
7771 struct changelog_rec *rec;
7772 long long startrec = 0, endrec = 0;
7774 struct option long_opts[] = {
7775 { .val = 'f', .name = "follow", .has_arg = no_argument },
7777 char short_opts[] = "f";
7780 while ((rc = getopt_long(argc, argv, short_opts,
7781 long_opts, NULL)) != -1) {
7788 "%s changelog: unrecognized option '%s'\n",
7789 progname, argv[optind - 1]);
7793 if (optind >= argc) {
7794 fprintf(stderr, "%s changelog: mdtname must be specified\n",
7799 mdd = argv[optind++];
7801 startrec = strtoll(argv[optind++], NULL, 10);
7803 endrec = strtoll(argv[optind++], NULL, 10);
7805 rc = llapi_changelog_start(&changelog_priv,
7806 CHANGELOG_FLAG_BLOCK |
7807 CHANGELOG_FLAG_JOBID |
7808 CHANGELOG_FLAG_EXTRA_FLAGS |
7809 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
7812 fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
7813 progname, strerror(errno = -rc));
7817 rc = llapi_changelog_set_xflags(changelog_priv,
7818 CHANGELOG_EXTRA_FLAG_UIDGID |
7819 CHANGELOG_EXTRA_FLAG_NID |
7820 CHANGELOG_EXTRA_FLAG_OMODE |
7821 CHANGELOG_EXTRA_FLAG_XATTR);
7824 "%s changelog: cannot set xflags for changelog: %s\n",
7825 progname, strerror(errno = -rc));
7829 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
7833 if (endrec && rec->cr_index > endrec) {
7834 llapi_changelog_free(&rec);
7837 if (rec->cr_index < startrec) {
7838 llapi_changelog_free(&rec);
7842 secs = rec->cr_time >> 30;
7843 gmtime_r(&secs, &ts);
7844 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
7845 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
7846 changelog_type2str(rec->cr_type),
7847 ts.tm_hour, ts.tm_min, ts.tm_sec,
7848 (int)(rec->cr_time & ((1 << 30) - 1)),
7849 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
7850 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
7852 if (rec->cr_flags & CLF_JOBID) {
7853 struct changelog_ext_jobid *jid =
7854 changelog_rec_jobid(rec);
7856 if (jid->cr_jobid[0] != '\0')
7857 printf(" j=%s", jid->cr_jobid);
7860 if (rec->cr_flags & CLF_EXTRA_FLAGS) {
7861 struct changelog_ext_extra_flags *ef =
7862 changelog_rec_extra_flags(rec);
7864 printf(" ef=0x%llx",
7865 (unsigned long long)ef->cr_extra_flags);
7867 if (ef->cr_extra_flags & CLFE_UIDGID) {
7868 struct changelog_ext_uidgid *uidgid =
7869 changelog_rec_uidgid(rec);
7871 printf(" u=%llu:%llu",
7872 (unsigned long long)uidgid->cr_uid,
7873 (unsigned long long)uidgid->cr_gid);
7875 if (ef->cr_extra_flags & CLFE_NID) {
7876 struct changelog_ext_nid *nid =
7877 changelog_rec_nid(rec);
7880 libcfs_nid2str(nid->cr_nid));
7883 if (ef->cr_extra_flags & CLFE_OPEN) {
7884 struct changelog_ext_openmode *omd =
7885 changelog_rec_openmode(rec);
7886 char mode[] = "---";
7888 /* exec mode must be exclusive */
7889 if (omd->cr_openflags & MDS_FMODE_EXEC) {
7892 if (omd->cr_openflags & MDS_FMODE_READ)
7894 if (omd->cr_openflags &
7901 if (strcmp(mode, "---") != 0)
7902 printf(" m=%s", mode);
7906 if (ef->cr_extra_flags & CLFE_XATTR) {
7907 struct changelog_ext_xattr *xattr =
7908 changelog_rec_xattr(rec);
7910 if (xattr->cr_xattr[0] != '\0')
7911 printf(" x=%s", xattr->cr_xattr);
7915 if (rec->cr_namelen)
7916 printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
7917 rec->cr_namelen, changelog_rec_name(rec));
7919 if (rec->cr_flags & CLF_RENAME) {
7920 struct changelog_ext_rename *rnm =
7921 changelog_rec_rename(rec);
7923 if (!fid_is_zero(&rnm->cr_sfid))
7924 printf(" s="DFID" sp="DFID" %.*s",
7925 PFID(&rnm->cr_sfid),
7926 PFID(&rnm->cr_spfid),
7927 (int)changelog_rec_snamelen(rec),
7928 changelog_rec_sname(rec));
7932 llapi_changelog_free(&rec);
7935 llapi_changelog_fini(&changelog_priv);
7938 fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
7939 progname, strerror(errno = -rc));
7941 return (rc == 1 ? 0 : rc);
7944 static int lfs_changelog_clear(int argc, char **argv)
7952 endrec = strtoll(argv[3], NULL, 10);
7954 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
7957 fprintf(stderr, "%s: record out of range: %llu\n",
7959 else if (rc == -ENOENT)
7960 fprintf(stderr, "%s: no changelog user: %s\n",
7963 fprintf(stderr, "%s error: %s\n", argv[0],
7972 static int lfs_fid2path(int argc, char **argv)
7974 struct option long_opts[] = {
7975 { .val = 'c', .name = "cur", .has_arg = no_argument },
7976 { .val = 'l', .name = "link", .has_arg = required_argument },
7977 { .val = 'r', .name = "rec", .has_arg = required_argument },
7979 char short_opts[] = "cl:r:";
7980 char *device, *fid, *path;
7981 long long recno = -1;
7986 char *endptr = NULL;
7988 while ((rc = getopt_long(argc, argv, short_opts,
7989 long_opts, NULL)) != -1) {
7995 linkno = strtol(optarg, &endptr, 10);
7996 if (*endptr != '\0') {
7998 "%s fid2path: invalid linkno '%s'\n",
8004 recno = strtoll(optarg, &endptr, 10);
8005 if (*endptr != '\0') {
8007 "%s fid2path: invalid recno '%s'\n",
8014 "%s fid2path: unrecognized option '%s'\n",
8015 progname, argv[optind - 1]);
8022 "%s fid2path: <fsname|rootpath> and <fid>... must be specified\n",
8027 device = argv[optind++];
8028 path = calloc(1, PATH_MAX);
8032 "%s fid2path: cannot allocate memory for path: %s\n",
8033 progname, strerror(-rc));
8038 while (optind < argc) {
8039 fid = argv[optind++];
8041 lnktmp = (linkno >= 0) ? linkno : 0;
8043 int oldtmp = lnktmp;
8044 long long rectmp = recno;
8046 rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
8050 "%s fid2path: cannot find '%s': %s\n",
8051 progname, fid, strerror(errno = -rc2));
8058 fprintf(stdout, "%lld ", rectmp);
8059 if (device[0] == '/') {
8060 fprintf(stdout, "%s", device);
8061 if (device[strlen(device) - 1] != '/')
8062 fprintf(stdout, "/");
8063 } else if (path[0] == '\0') {
8064 fprintf(stdout, "/");
8066 fprintf(stdout, "%s\n", path);
8069 /* specified linkno */
8071 if (oldtmp == lnktmp)
8081 static int lfs_path2fid(int argc, char **argv)
8083 struct option long_opts[] = {
8084 { .val = 'p', .name = "parents", .has_arg = no_argument },
8087 const char short_opts[] = "p";
8088 const char *sep = "";
8091 bool show_parents = false;
8093 while ((rc = getopt_long(argc, argv, short_opts,
8094 long_opts, NULL)) != -1) {
8097 show_parents = true;
8101 "%s path2fid: unrecognized option '%s'\n",
8102 progname, argv[optind - 1]);
8107 if (optind > argc - 1) {
8108 fprintf(stderr, "%s path2fid: FILE... must be specified\n",
8112 else if (optind < argc - 1)
8116 for (path = argv + optind; *path != NULL; path++) {
8118 if (!show_parents) {
8119 err = llapi_path2fid(*path, &fid);
8121 printf("%s%s"DFID"\n",
8122 *sep != '\0' ? *path : "", sep,
8125 char name[NAME_MAX + 1];
8126 unsigned int linkno = 0;
8128 while ((err = llapi_path2parent(*path, linkno, &fid,
8129 name, sizeof(name))) == 0) {
8130 if (*sep != '\0' && linkno == 0)
8131 printf("%s%s", *path, sep);
8133 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
8138 /* err == -ENODATA is end-of-loop */
8139 if (linkno > 0 && err == -ENODATA) {
8147 "%s path2fid: cannot get %sfid for '%s': %s\n",
8148 progname, show_parents ? "parent " : "", *path,
8160 #define MAX_ERRNO 4095
8161 #define IS_ERR_VALUE(x) ((unsigned long)(x) >= (unsigned long)-MAX_ERRNO)
8163 static int lfs_rmfid_and_show_errors(const char *device, struct fid_array *fa)
8167 rc = llapi_rmfid(device, fa);
8169 fprintf(stderr, "rmfid(): rc = %d\n", rc);
8173 for (k = 0; k < fa->fa_nr; k++) {
8174 rc = (__s32)fa->fa_fids[k].f_ver;
8175 if (!IS_ERR_VALUE(rc))
8181 fa->fa_fids[k].f_ver = 0;
8182 fprintf(stderr, "rmfid("DFID"): rc = %d\n",
8183 PFID(&fa->fa_fids[k]), rc);
8189 static int lfs_rmfid(int argc, char **argv)
8191 char *fidstr, *device;
8192 int rc = 0, rc2, nr;
8193 struct fid_array *fa;
8195 if (optind > argc - 1) {
8196 fprintf(stderr, "%s rmfid: missing dirname\n", progname);
8200 device = argv[optind++];
8203 fa = malloc(offsetof(struct fid_array, fa_fids[nr + 1]));
8209 while (optind < argc) {
8212 fidstr = argv[optind++];
8213 while (*fidstr == '[')
8215 found = sscanf(fidstr, SFID, RFID(&fa->fa_fids[fa->fa_nr]));
8217 fprintf(stderr, "unrecognized FID: %s\n",
8222 if (fa->fa_nr == OBD_MAX_FIDS_IN_ARRAY) {
8223 /* start another batch */
8224 rc2 = lfs_rmfid_and_show_errors(device, fa);
8231 rc2 = lfs_rmfid_and_show_errors(device, fa);
8239 static int lfs_data_version(int argc, char **argv)
8246 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
8249 fprintf(stderr, "%s data_version: FILE must be specified\n",
8254 while ((c = getopt(argc, argv, "nrw")) != -1) {
8257 data_version_flags = 0;
8260 data_version_flags |= LL_DV_RD_FLUSH;
8263 data_version_flags |= LL_DV_WR_FLUSH;
8267 "%s data_version: unrecognized option '%s'\n",
8268 progname, argv[optind - 1]);
8272 if (optind == argc) {
8273 fprintf(stderr, "%s data_version: FILE must be specified\n",
8278 path = argv[optind];
8279 fd = open(path, O_RDONLY);
8282 fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
8283 progname, path, strerror(-rc));
8287 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
8290 "%s data_version: cannot get version for '%s': %s\n",
8291 progname, path, strerror(-rc));
8293 printf("%ju" "\n", (uintmax_t)data_version);
8299 static int lfs_hsm_state(int argc, char **argv)
8304 struct hsm_user_state hus;
8312 rc = llapi_hsm_state_get(path, &hus);
8314 fprintf(stderr, "can't get hsm state for %s: %s\n",
8315 path, strerror(errno = -rc));
8319 /* Display path name and status flags */
8320 printf("%s: (0x%08x)", path, hus.hus_states);
8322 if (hus.hus_states & HS_RELEASED)
8323 printf(" released");
8324 if (hus.hus_states & HS_EXISTS)
8326 if (hus.hus_states & HS_DIRTY)
8328 if (hus.hus_states & HS_ARCHIVED)
8329 printf(" archived");
8330 /* Display user-settable flags */
8331 if (hus.hus_states & HS_NORELEASE)
8332 printf(" never_release");
8333 if (hus.hus_states & HS_NOARCHIVE)
8334 printf(" never_archive");
8335 if (hus.hus_states & HS_LOST)
8336 printf(" lost_from_hsm");
8338 if (hus.hus_archive_id != 0)
8339 printf(", archive_id:%d", hus.hus_archive_id);
8342 } while (++i < argc);
8347 #define LFS_HSM_SET 0
8348 #define LFS_HSM_CLEAR 1
8351 * Generic function to set or clear HSM flags.
8352 * Used by hsm_set and hsm_clear.
8354 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
8356 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
8358 struct option long_opts[] = {
8359 { .val = 'A', .name = "archived", .has_arg = no_argument },
8360 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
8361 { .val = 'd', .name = "dirty", .has_arg = no_argument },
8362 { .val = 'e', .name = "exists", .has_arg = no_argument },
8363 { .val = 'l', .name = "lost", .has_arg = no_argument },
8364 { .val = 'r', .name = "norelease", .has_arg = no_argument },
8365 { .val = 'i', .name = "archive-id", .has_arg = required_argument },
8367 char short_opts[] = "lraAdei:";
8371 __u32 archive_id = 0;
8377 while ((c = getopt_long(argc, argv, short_opts,
8378 long_opts, NULL)) != -1) {
8384 mask |= HS_NOARCHIVE;
8387 mask |= HS_ARCHIVED;
8390 mask |= HS_NORELEASE;
8399 archive_id = strtol(optarg, &end, 10);
8401 fprintf(stderr, "invalid archive_id: '%s'\n",
8409 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
8410 argv[0], argv[optind - 1]);
8415 /* User should have specified a flag */
8419 while (optind < argc) {
8421 path = argv[optind];
8423 /* If mode == 0, this means we apply the mask. */
8424 if (mode == LFS_HSM_SET)
8425 rc = llapi_hsm_state_set(path, mask, 0, archive_id);
8427 rc = llapi_hsm_state_set(path, 0, mask, 0);
8430 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
8431 path, strerror(errno = -rc));
8440 static int lfs_hsm_action(int argc, char **argv)
8445 struct hsm_current_action hca;
8446 struct hsm_extent he;
8447 enum hsm_user_action hua;
8448 enum hsm_progress_states hps;
8456 rc = llapi_hsm_current_action(path, &hca);
8458 fprintf(stderr, "can't get hsm action for %s: %s\n",
8459 path, strerror(errno = -rc));
8462 he = hca.hca_location;
8463 hua = hca.hca_action;
8464 hps = hca.hca_state;
8466 printf("%s: %s", path, hsm_user_action2name(hua));
8468 /* Skip file without action */
8469 if (hca.hca_action == HUA_NONE) {
8474 printf(" %s ", hsm_progress_state2name(hps));
8476 if ((hps == HPS_RUNNING) &&
8477 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
8478 printf("(%llu bytes moved)\n",
8479 (unsigned long long)he.length);
8480 else if ((he.offset + he.length) == LUSTRE_EOF)
8481 printf("(from %llu to EOF)\n",
8482 (unsigned long long)he.offset);
8484 printf("(from %llu to %llu)\n",
8485 (unsigned long long)he.offset,
8486 (unsigned long long)(he.offset + he.length));
8488 } while (++i < argc);
8493 static int lfs_hsm_set(int argc, char **argv)
8495 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
8498 static int lfs_hsm_clear(int argc, char **argv)
8500 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
8504 * Check file state and return its fid, to be used by lfs_hsm_request().
8506 * \param[in] file Path to file to check
8507 * \param[in,out] fid Pointer to allocated lu_fid struct.
8508 * \param[in,out] last_dev Pointer to last device id used.
8510 * \return 0 on success.
8512 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
8518 rc = lstat(file, &st);
8520 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
8523 /* Checking for regular file as archiving as posix copytool
8524 * rejects archiving files other than regular files
8526 if (!S_ISREG(st.st_mode)) {
8527 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
8530 /* A request should be ... */
8531 if (*last_dev != st.st_dev && *last_dev != 0) {
8532 fprintf(stderr, "All files should be "
8533 "on the same filesystem: %s\n", file);
8536 *last_dev = st.st_dev;
8538 rc = llapi_path2fid(file, fid);
8540 fprintf(stderr, "Cannot read FID of %s: %s\n",
8541 file, strerror(-rc));
8547 /* Fill an HSM HUR item with a given file name.
8549 * If mntpath is set, then the filename is actually a FID, and no
8550 * lookup on the filesystem will be performed.
8552 * \param[in] hur the user request to fill
8553 * \param[in] idx index of the item inside the HUR to fill
8554 * \param[in] mntpath mountpoint of Lustre
8555 * \param[in] fname filename (if mtnpath is NULL)
8556 * or FID (if mntpath is set)
8557 * \param[in] last_dev pointer to last device id used
8559 * \retval 0 on success
8560 * \retval CMD_HELP or a negative errno on error
8562 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
8563 const char *mntpath, const char *fname,
8566 struct hsm_user_item *hui = &hur->hur_user_item[idx];
8569 hui->hui_extent.length = -1;
8571 if (mntpath != NULL) {
8572 rc = llapi_fid_parse(fname, &hui->hui_fid, NULL);
8574 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
8577 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
8581 hur->hur_request.hr_itemcount++;
8586 static int lfs_hsm_request(int argc, char **argv, int action)
8588 struct option long_opts[] = {
8589 { .val = 'a', .name = "archive", .has_arg = required_argument },
8590 { .val = 'D', .name = "data", .has_arg = required_argument },
8591 { .val = 'l', .name = "filelist", .has_arg = required_argument },
8592 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
8595 char short_opts[] = "l:D:a:m:";
8596 struct hsm_user_request *hur, *oldhur;
8601 char *filelist = NULL;
8602 char fullpath[PATH_MAX];
8603 char *opaque = NULL;
8607 int nbfile_alloc = 0;
8608 char *some_file = NULL;
8609 char *mntpath = NULL;
8615 while ((c = getopt_long(argc, argv, short_opts,
8616 long_opts, NULL)) != -1) {
8625 if (action != HUA_ARCHIVE &&
8626 action != HUA_REMOVE) {
8628 "error: -a is supported only "
8629 "when archiving or removing\n");
8632 archive_id = atoi(optarg);
8635 if (some_file == NULL) {
8637 some_file = strdup(optarg);
8643 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
8644 argv[0], argv[optind - 1]);
8649 /* All remaining args are files, so we have at least nbfile */
8650 nbfile = argc - optind;
8652 if ((nbfile == 0) && (filelist == NULL))
8656 opaque_len = strlen(opaque);
8658 /* Alloc the request structure with enough place to store all files
8659 * from command line. */
8660 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
8662 fprintf(stderr, "Cannot create the request: %s\n",
8666 nbfile_alloc = nbfile;
8668 hur->hur_request.hr_action = action;
8669 hur->hur_request.hr_archive_id = archive_id;
8670 hur->hur_request.hr_flags = 0;
8672 /* All remaining args are files, add them */
8673 if (nbfile != 0 && some_file == NULL)
8674 some_file = strdup(argv[optind]);
8676 for (i = 0; i < nbfile; i++) {
8677 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
8683 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
8685 /* If a filelist was specified, read the filelist from it. */
8686 if (filelist != NULL) {
8687 fp = fopen(filelist, "r");
8689 fprintf(stderr, "Cannot read the file list %s: %s\n",
8690 filelist, strerror(errno));
8695 while ((rc = getline(&line, &len, fp)) != -1) {
8696 /* If allocated buffer was too small, get something
8698 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
8701 nbfile_alloc = nbfile_alloc * 2 + 1;
8703 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
8706 fprintf(stderr, "hsm: cannot allocate "
8707 "the request: %s\n",
8714 size = hur_len(oldhur);
8716 fprintf(stderr, "hsm: cannot allocate "
8717 "%u files + %u bytes data\n",
8718 oldhur->hur_request.hr_itemcount,
8719 oldhur->hur_request.hr_data_len);
8726 memcpy(hur, oldhur, size);
8731 if (line[strlen(line) - 1] == '\n')
8732 line[strlen(line) - 1] = '\0';
8734 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
8735 mntpath, line, &last_dev);
8741 if (some_file == NULL) {
8751 /* If a --data was used, add it to the request */
8752 hur->hur_request.hr_data_len = opaque_len;
8754 memcpy(hur_data(hur), opaque, opaque_len);
8756 /* Send the HSM request */
8757 if (realpath(some_file, fullpath) == NULL) {
8758 fprintf(stderr, "Could not find path '%s': %s\n",
8759 some_file, strerror(errno));
8761 rc = llapi_hsm_request(fullpath, hur);
8763 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
8764 some_file, strerror(-rc));
8774 static int lfs_hsm_archive(int argc, char **argv)
8776 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
8779 static int lfs_hsm_restore(int argc, char **argv)
8781 return lfs_hsm_request(argc, argv, HUA_RESTORE);
8784 static int lfs_hsm_release(int argc, char **argv)
8786 return lfs_hsm_request(argc, argv, HUA_RELEASE);
8789 static int lfs_hsm_remove(int argc, char **argv)
8791 return lfs_hsm_request(argc, argv, HUA_REMOVE);
8794 static int lfs_hsm_cancel(int argc, char **argv)
8796 return lfs_hsm_request(argc, argv, HUA_CANCEL);
8799 static int lfs_swap_layouts(int argc, char **argv)
8804 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
8805 SWAP_LAYOUTS_KEEP_MTIME |
8806 SWAP_LAYOUTS_KEEP_ATIME);
8809 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
8811 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
8813 int lfs_get_mode(const char *string)
8815 enum lock_mode_user mode;
8817 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
8818 if (lock_mode_names[mode] == NULL)
8820 if (strcmp(string, lock_mode_names[mode]) == 0)
8827 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
8829 enum lu_ladvise_type advice;
8832 advice < ARRAY_SIZE(ladvise_names); advice++) {
8833 if (ladvise_names[advice] == NULL)
8835 if (strcmp(string, ladvise_names[advice]) == 0)
8839 return LU_LADVISE_INVALID;
8842 static int lfs_ladvise(int argc, char **argv)
8844 struct option long_opts[] = {
8845 { .val = 'a', .name = "advice", .has_arg = required_argument },
8846 { .val = 'b', .name = "background", .has_arg = no_argument },
8847 { .val = 'e', .name = "end", .has_arg = required_argument },
8848 { .val = 'l', .name = "length", .has_arg = required_argument },
8849 { .val = 'm', .name = "mode", .has_arg = required_argument },
8850 { .val = 's', .name = "start", .has_arg = required_argument },
8851 { .val = 'u', .name = "unset", .has_arg = no_argument },
8853 char short_opts[] = "a:be:l:m:s:u";
8858 struct llapi_lu_ladvise advice;
8859 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
8860 unsigned long long start = 0;
8861 unsigned long long end = LUSTRE_EOF;
8862 unsigned long long length = 0;
8863 unsigned long long size_units;
8864 unsigned long long flags = 0;
8868 while ((c = getopt_long(argc, argv, short_opts,
8869 long_opts, NULL)) != -1) {
8872 advice_type = lfs_get_ladvice(optarg);
8873 if (advice_type == LU_LADVISE_INVALID) {
8874 fprintf(stderr, "%s: invalid advice type "
8875 "'%s'\n", argv[0], optarg);
8876 fprintf(stderr, "Valid types:");
8878 for (advice_type = 0;
8879 advice_type < ARRAY_SIZE(ladvise_names);
8881 if (ladvise_names[advice_type] == NULL)
8883 fprintf(stderr, " %s",
8884 ladvise_names[advice_type]);
8886 fprintf(stderr, "\n");
8899 rc = llapi_parse_size(optarg, &end,
8902 fprintf(stderr, "%s: bad end offset '%s'\n",
8909 rc = llapi_parse_size(optarg, &start,
8912 fprintf(stderr, "%s: bad start offset "
8913 "'%s'\n", argv[0], optarg);
8919 rc = llapi_parse_size(optarg, &length,
8922 fprintf(stderr, "%s: bad length '%s'\n",
8928 mode = lfs_get_mode(optarg);
8930 fprintf(stderr, "%s: bad mode '%s', valid "
8931 "modes are READ or WRITE\n",
8939 fprintf(stderr, "%s: option '%s' unrecognized\n",
8940 argv[0], argv[optind - 1]);
8945 if (advice_type == LU_LADVISE_INVALID) {
8946 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
8947 fprintf(stderr, "Valid types:");
8948 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
8950 if (ladvise_names[advice_type] == NULL)
8952 fprintf(stderr, " %s", ladvise_names[advice_type]);
8954 fprintf(stderr, "\n");
8958 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
8959 fprintf(stderr, "%s: Lock no expand advice is a per file "
8960 "descriptor advice, so when called from lfs, "
8961 "it does nothing.\n", argv[0]);
8965 if (argc <= optind) {
8966 fprintf(stderr, "%s: please give one or more file names\n",
8971 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
8972 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
8977 if (end == LUSTRE_EOF && length != 0)
8978 end = start + length;
8981 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
8982 argv[0], start, end);
8986 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
8987 fprintf(stderr, "%s: mode is only valid with lockahead\n",
8992 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
8993 fprintf(stderr, "%s: mode is required with lockahead\n",
8998 while (optind < argc) {
9001 path = argv[optind++];
9003 fd = open(path, O_RDONLY);
9005 fprintf(stderr, "%s: cannot open file '%s': %s\n",
9006 argv[0], path, strerror(errno));
9011 advice.lla_start = start;
9012 advice.lla_end = end;
9013 advice.lla_advice = advice_type;
9014 advice.lla_value1 = 0;
9015 advice.lla_value2 = 0;
9016 advice.lla_value3 = 0;
9017 advice.lla_value4 = 0;
9018 if (advice_type == LU_LADVISE_LOCKAHEAD) {
9019 advice.lla_lockahead_mode = mode;
9020 advice.lla_peradvice_flags = flags;
9023 rc2 = llapi_ladvise(fd, flags, 1, &advice);
9026 fprintf(stderr, "%s: cannot give advice '%s' to file "
9027 "'%s': %s\n", argv[0],
9028 ladvise_names[advice_type],
9029 path, strerror(errno));
9035 if (rc == 0 && rc2 < 0)
9041 static const char *const heat_names[] = LU_HEAT_NAMES;
9043 static int lfs_heat_get(int argc, char **argv)
9045 struct lu_heat *heat;
9054 heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
9056 fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
9061 while (optind < argc) {
9062 path = argv[optind++];
9064 fd = open(path, O_RDONLY);
9066 fprintf(stderr, "%s: cannot open file '%s': %s\n",
9067 argv[0], path, strerror(errno));
9072 heat->lh_count = OBD_HEAT_COUNT;
9073 rc2 = llapi_heat_get(fd, heat);
9076 fprintf(stderr, "%s: cannot get heat of file '%s'"
9077 ": %s\n", argv[0], path, strerror(errno));
9081 printf("flags: %x\n", heat->lh_flags);
9082 for (i = 0; i < heat->lh_count; i++)
9083 printf("%s: %llu\n", heat_names[i],
9084 (unsigned long long)heat->lh_heat[i]);
9086 if (rc == 0 && rc2 < 0)
9094 static int lfs_heat_set(int argc, char **argv)
9096 struct option long_opts[] = {
9097 { .val = 'c', .name = "clear", .has_arg = no_argument },
9098 { .val = 'o', .name = "off", .has_arg = no_argument },
9099 { .val = 'O', .name = "on", .has_arg = no_argument },
9101 enum lu_heat_flag flags = 0;
9111 while ((c = getopt_long(argc, argv, "coO", long_opts, NULL)) != -1) {
9114 flags |= LU_HEAT_FLAG_CLEAR;
9117 flags |= LU_HEAT_FLAG_CLEAR;
9118 flags |= LU_HEAT_FLAG_OFF;
9121 flags &= ~LU_HEAT_FLAG_OFF;
9126 fprintf(stderr, "%s: option '%s' unrecognized\n",
9127 argv[0], argv[optind - 1]);
9132 if (argc <= optind) {
9133 fprintf(stderr, "%s: please give one or more file names\n",
9138 while (optind < argc) {
9139 path = argv[optind++];
9141 fd = open(path, O_RDONLY);
9143 fprintf(stderr, "%s: cannot open file '%s': %s\n",
9144 argv[0], path, strerror(errno));
9149 rc2 = llapi_heat_set(fd, flags);
9152 fprintf(stderr, "%s: cannot setflags heat of file '%s'"
9153 ": %s\n", argv[0], path, strerror(errno));
9157 if (rc == 0 && rc2 < 0)
9163 /** The input string contains a comma delimited list of component ids and
9164 * ranges, for example "1,2-4,7".
9166 static int parse_mirror_ids(__u16 *ids, int size, char *arg)
9168 bool end_of_loop = false;
9176 while (!end_of_loop) {
9180 char *endptr = NULL;
9183 ptr = strchrnul(arg, ',');
9184 end_of_loop = *ptr == '\0';
9187 start_index = strtol(arg, &endptr, 0);
9188 if (endptr == arg) /* no data at all */
9190 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
9192 if (start_index < 0)
9195 end_index = start_index;
9196 if (*endptr == '-') {
9197 end_index = strtol(endptr + 1, &endptr, 0);
9198 if (*endptr != '\0')
9200 if (end_index < start_index)
9204 for (i = start_index; i <= end_index && size > 0; i++) {
9207 /* remove duplicate */
9208 for (j = 0; j < nr; j++) {
9212 if (j == nr) { /* no duplicate */
9218 if (size == 0 && i < end_index)
9225 if (!end_of_loop && ptr != NULL)
9228 return rc < 0 ? rc : nr;
9232 * struct verify_mirror_id - Mirror id to be verified.
9233 * @mirror_id: A specified mirror id.
9234 * @is_valid_id: @mirror_id is valid or not in the mirrored file.
9236 struct verify_mirror_id {
9242 * compare_mirror_ids() - Compare mirror ids.
9243 * @layout: Mirror component list.
9244 * @cbdata: Callback data in verify_mirror_id structure.
9246 * This is a callback function called by llapi_layout_comp_iterate()
9247 * to compare the specified mirror id with the one in the current
9248 * component of @layout. If they are the same, then the specified
9249 * mirror id is valid.
9251 * Return: a negative error code on failure or
9252 * LLAPI_LAYOUT_ITER_CONT: Proceed iteration
9253 * LLAPI_LAYOUT_ITER_STOP: Stop iteration
9256 int compare_mirror_ids(struct llapi_layout *layout, void *cbdata)
9258 struct verify_mirror_id *mirror_id_cbdata =
9259 (struct verify_mirror_id *)cbdata;
9263 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
9267 "%s: llapi_layout_mirror_id_get failed: %s.\n",
9268 progname, strerror(errno));
9272 if (mirror_id_cbdata->mirror_id == mirror_id) {
9273 mirror_id_cbdata->is_valid_id = true;
9274 return LLAPI_LAYOUT_ITER_STOP;
9277 return LLAPI_LAYOUT_ITER_CONT;
9281 * verify_mirror_ids() - Verify specified mirror ids.
9282 * @fname: Mirrored file name.
9283 * @mirror_ids: Specified mirror ids to be verified.
9284 * @ids_nr: Number of specified mirror ids.
9286 * This function verifies that specified @mirror_ids are valid
9287 * in the mirrored file @fname.
9289 * Return: 0 on success or a negative error code on failure.
9292 int verify_mirror_ids(const char *fname, __u16 *mirror_ids, int ids_nr)
9294 struct llapi_layout *layout = NULL;
9295 struct verify_mirror_id mirror_id_cbdata = { 0 };
9306 if (stat(fname, &stbuf) < 0) {
9307 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
9308 progname, fname, strerror(errno));
9313 if (!S_ISREG(stbuf.st_mode)) {
9314 fprintf(stderr, "%s: '%s' is not a regular file.\n",
9320 fd = open(fname, O_DIRECT | O_RDONLY);
9322 fprintf(stderr, "%s: cannot open '%s': %s.\n",
9323 progname, fname, strerror(errno));
9328 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
9330 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
9331 progname, fname, strerror(errno));
9335 layout = llapi_layout_get_by_fd(fd, 0);
9336 if (layout == NULL) {
9337 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
9338 progname, fname, strerror(errno));
9340 llapi_lease_release(fd);
9344 rc = llapi_layout_flags_get(layout, &flr_state);
9346 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
9347 progname, fname, strerror(errno));
9352 flr_state &= LCM_FL_FLR_MASK;
9353 switch (flr_state) {
9356 fprintf(stderr, "%s: '%s' file state error: %s.\n",
9357 progname, fname, llapi_layout_flags_string(flr_state));
9364 for (i = 0; i < ids_nr; i++) {
9365 mirror_id_cbdata.mirror_id = mirror_ids[i];
9366 mirror_id_cbdata.is_valid_id = false;
9368 rc = llapi_layout_comp_iterate(layout, compare_mirror_ids,
9373 "%s: '%s' failed to verify mirror id: %u.\n",
9374 progname, fname, mirror_ids[i]);
9378 if (!mirror_id_cbdata.is_valid_id) {
9381 "%s: '%s' invalid specified mirror id: %u.\n",
9382 progname, fname, mirror_ids[i]);
9388 llapi_layout_free(layout);
9389 llapi_lease_release(fd);
9397 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
9398 __u16 *mirror_ids, int ids_nr)
9400 struct llapi_resync_comp comp_array[1024] = { { 0 } };
9401 struct llapi_layout *layout;
9412 if (stat(fname, &stbuf) < 0) {
9413 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
9414 progname, fname, strerror(errno));
9418 if (!S_ISREG(stbuf.st_mode)) {
9419 fprintf(stderr, "%s: '%s' is not a regular file.\n",
9425 fd = open(fname, O_DIRECT | O_RDWR);
9427 fprintf(stderr, "%s: cannot open '%s': %s.\n",
9428 progname, fname, strerror(errno));
9433 layout = llapi_layout_get_by_fd(fd, 0);
9434 if (layout == NULL) {
9435 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
9436 progname, fname, strerror(errno));
9441 rc = llapi_layout_flags_get(layout, &flr_state);
9443 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
9444 progname, fname, strerror(errno));
9449 flr_state &= LCM_FL_FLR_MASK;
9450 if (flr_state == LCM_FL_NONE) {
9452 fprintf(stderr, "%s: '%s' is not a FLR file.\n",
9457 /* get stale component info */
9458 comp_size = llapi_mirror_find_stale(layout, comp_array,
9459 ARRAY_SIZE(comp_array),
9460 mirror_ids, ids_nr);
9461 if (comp_size <= 0) {
9466 ioc->lil_mode = LL_LEASE_WRLCK;
9467 ioc->lil_flags = LL_LEASE_RESYNC;
9468 rc = llapi_lease_set(fd, ioc);
9470 if (rc == -EALREADY)
9474 "%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
9475 progname, fname, strerror(-rc));
9479 /* get the read range [start, end) */
9480 start = comp_array[0].lrc_start;
9481 end = comp_array[0].lrc_end;
9482 for (idx = 1; idx < comp_size; idx++) {
9483 if (comp_array[idx].lrc_start < start)
9484 start = comp_array[idx].lrc_start;
9485 if (end < comp_array[idx].lrc_end)
9486 end = comp_array[idx].lrc_end;
9489 rc = llapi_lease_check(fd);
9490 if (rc != LL_LEASE_WRLCK) {
9491 fprintf(stderr, "%s: '%s' lost lease lock.\n",
9496 rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
9499 fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %s.\n",
9500 progname, fname, strerror(-rc));
9502 /* need to do the lease unlock even resync fails */
9503 ioc->lil_mode = LL_LEASE_UNLCK;
9504 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
9506 for (idx = 0; idx < comp_size; idx++) {
9507 if (comp_array[idx].lrc_synced) {
9508 ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
9513 rc2 = llapi_lease_set(fd, ioc);
9515 * llapi_lease_set returns lease mode when it request to unlock
9519 /* rc2 == 0 means lost lease lock */
9520 if (rc2 == 0 && rc == 0)
9522 fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
9524 rc2 == 0 ? "lost lease lock" : strerror(-rc2));
9528 llapi_layout_free(layout);
9535 static inline int lfs_mirror_resync(int argc, char **argv)
9537 struct ll_ioc_lease *ioc = NULL;
9538 __u16 mirror_ids[128] = { 0 };
9543 struct option long_opts[] = {
9544 { .val = 'o', .name = "only", .has_arg = required_argument },
9547 while ((c = getopt_long(argc, argv, "o:", long_opts, NULL)) >= 0) {
9550 rc = parse_mirror_ids(mirror_ids,
9551 sizeof(mirror_ids) / sizeof(__u16),
9555 "%s: bad mirror ids '%s'.\n",
9562 fprintf(stderr, "%s: options '%s' unrecognized.\n",
9563 argv[0], argv[optind - 1]);
9569 if (argc == optind) {
9570 fprintf(stderr, "%s: no file name given.\n", argv[0]);
9575 if (ids_nr > 0 && argc > optind + 1) {
9577 "%s: option '--only' cannot be used upon multiple files.\n",
9585 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
9590 /* set the lease on the file */
9591 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
9593 fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
9594 argv[0], strerror(errno));
9599 for (; optind < argc; optind++) {
9600 rc = lfs_mirror_resync_file(argv[optind], ioc,
9601 mirror_ids, ids_nr);
9602 /* ignore previous file's error, continue with next file */
9605 memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
9613 static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
9615 struct llapi_layout *layout;
9618 layout = llapi_layout_get_by_fd(fd, 0);
9619 if (layout == NULL) {
9620 fprintf(stderr, "could not get layout.\n");
9624 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &mirror_id);
9626 fprintf(stderr, "failed to iterate layout\n");
9627 llapi_layout_free(layout);
9630 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
9631 fprintf(stderr, "does not find mirror with ID %u\n", mirror_id);
9632 llapi_layout_free(layout);
9636 llapi_layout_free(layout);
9642 * Check whether two files are the same file
9643 * \retval 0 same file
9644 * \retval 1 not the same file
9645 * \retval <0 error code
9647 static inline int check_same_file(int fd, const char *f2)
9652 if (fstat(fd, &stbuf1) < 0)
9655 if (stat(f2, &stbuf2) < 0)
9658 if (stbuf1.st_rdev == stbuf2.st_rdev &&
9659 stbuf1.st_ino == stbuf2.st_ino)
9665 static inline int lfs_mirror_read(int argc, char **argv)
9668 __u16 mirror_id = 0;
9669 const char *outfile = NULL;
9675 const size_t buflen = 4 << 20;
9677 struct option long_opts[] = {
9678 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
9679 { .val = 'o', .name = "outfile", .has_arg = required_argument },
9682 while ((c = getopt_long(argc, argv, "N:o:", long_opts, NULL)) >= 0) {
9687 mirror_id = strtoul(optarg, &end, 0);
9688 if (*end != '\0' || mirror_id == 0) {
9690 "%s %s: invalid mirror ID '%s'\n",
9691 progname, argv[0], optarg);
9699 fprintf(stderr, "%s: option '%s' unrecognized.\n",
9700 progname, argv[optind - 1]);
9705 if (argc == optind) {
9706 fprintf(stderr, "%s %s: no mirrored file provided\n",
9709 } else if (argc > optind + 1) {
9710 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
9714 if (mirror_id == 0) {
9715 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
9720 /* open mirror file */
9721 fname = argv[optind];
9722 fd = open(fname, O_DIRECT | O_RDONLY);
9724 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
9725 progname, argv[0], fname, strerror(errno));
9729 /* verify mirror id */
9730 rc = verify_mirror_id_by_fd(fd, mirror_id);
9733 "%s %s: cannot find mirror with ID %u in '%s'\n",
9734 progname, argv[0], mirror_id, fname);
9738 /* open output file - O_EXCL ensures output is not the same as input */
9740 outfd = open(outfile, O_EXCL | O_WRONLY | O_CREAT, 0644);
9742 fprintf(stderr, "%s %s: cannot create file '%s': %s\n",
9743 progname, argv[0], outfile, strerror(errno));
9748 outfd = STDOUT_FILENO;
9751 /* allocate buffer */
9752 rc = posix_memalign(&buf, sysconf(_SC_PAGESIZE), buflen);
9754 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
9755 progname, argv[0], rc);
9762 ssize_t written = 0;
9764 bytes_read = llapi_mirror_read(fd, mirror_id, buf, buflen, pos);
9765 if (bytes_read < 0) {
9768 "%s %s: fail to read data from mirror %u: %s\n",
9769 progname, argv[0], mirror_id, strerror(-rc));
9774 if (bytes_read == 0)
9777 while (written < bytes_read) {
9780 written2 = write(outfd, buf + written,
9781 bytes_read - written);
9784 "%s %s: fail to write %s: %s\n",
9785 progname, argv[0], outfile ? : "STDOUT",
9790 written += written2;
9793 if (written != bytes_read) {
9795 "%s %s: written %ld bytes does not match with %ld read.\n",
9796 progname, argv[0], written, bytes_read);
9818 static inline int lfs_mirror_write(int argc, char **argv)
9821 __u16 mirror_id = 0;
9822 const char *inputfile = NULL;
9828 const size_t buflen = 4 << 20;
9830 size_t page_size = sysconf(_SC_PAGESIZE);
9831 struct ll_ioc_lease_id ioc;
9833 struct option long_opts[] = {
9834 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
9835 { .val = 'i', .name = "inputfile", .has_arg = required_argument },
9838 while ((c = getopt_long(argc, argv, "N:i:", long_opts, NULL)) >= 0) {
9843 mirror_id = strtoul(optarg, &end, 0);
9844 if (*end != '\0' || mirror_id == 0) {
9846 "%s %s: invalid mirror ID '%s'\n",
9847 progname, argv[0], optarg);
9855 fprintf(stderr, "%s: option '%s' unrecognized\n",
9856 progname, argv[optind - 1]);
9861 if (argc == optind) {
9862 fprintf(stderr, "%s %s: no mirrored file provided\n",
9865 } else if (argc > optind + 1) {
9866 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
9870 if (mirror_id == 0) {
9871 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
9876 /* open mirror file */
9877 fname = argv[optind];
9878 fd = open(fname, O_DIRECT | O_WRONLY);
9880 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
9881 progname, argv[0], fname, strerror(errno));
9885 /* verify mirror id */
9886 rc = verify_mirror_id_by_fd(fd, mirror_id);
9889 "%s %s: cannot find mirror with ID %u in '%s'\n",
9890 progname, argv[0], mirror_id, fname);
9894 /* open input file */
9896 rc = check_same_file(fd, inputfile);
9899 "%s %s: input file cannot be the mirrored file\n",
9906 inputfd = open(inputfile, O_RDONLY, 0644);
9908 fprintf(stderr, "%s %s: cannot open file '%s': %s\n",
9909 progname, argv[0], inputfile, strerror(errno));
9914 inputfd = STDIN_FILENO;
9917 /* allocate buffer */
9918 rc = posix_memalign(&buf, page_size, buflen);
9920 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
9921 progname, argv[0], rc);
9925 /* prepare target mirror components instantiation */
9926 ioc.lil_mode = LL_LEASE_WRLCK;
9927 ioc.lil_flags = LL_LEASE_RESYNC;
9928 ioc.lil_mirror_id = mirror_id;
9929 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
9932 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
9933 progname, argv[0], fname, strerror(errno));
9943 rc = llapi_lease_check(fd);
9944 if (rc != LL_LEASE_WRLCK) {
9945 fprintf(stderr, "%s %s: '%s' lost lease lock\n",
9946 progname, argv[0], fname);
9950 bytes_read = read(inputfd, buf, buflen);
9951 if (bytes_read < 0) {
9954 "%s %s: fail to read data from '%s': %s\n",
9955 progname, argv[0], inputfile ? : "STDIN",
9962 if (bytes_read == 0)
9965 /* round up to page align to make direct IO happy. */
9966 to_write = (bytes_read + page_size - 1) & ~(page_size - 1);
9968 written = llapi_mirror_write(fd, mirror_id, buf, to_write,
9973 "%s %s: fail to write to mirror %u: %s\n",
9974 progname, argv[0], mirror_id,
9982 if (pos & (page_size - 1)) {
9983 rc = llapi_mirror_truncate(fd, mirror_id, pos);
9988 ioc.lil_mode = LL_LEASE_UNLCK;
9989 ioc.lil_flags = LL_LEASE_RESYNC_DONE;
9991 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
9996 "%s %s: release lease lock of '%s' failed: %s\n",
9997 progname, argv[0], fname, strerror(errno));
10014 static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
10016 struct llapi_layout *layout;
10017 struct collect_ids_data cid = { .cid_ids = ids,
10019 .cid_exclude = exclude_id, };
10022 layout = llapi_layout_get_by_fd(fd, 0);
10023 if (layout == NULL) {
10024 fprintf(stderr, "could not get layout\n");
10028 rc = llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
10030 fprintf(stderr, "failed to iterate layout\n");
10031 llapi_layout_free(layout);
10035 llapi_layout_free(layout);
10037 return cid.cid_count;
10040 static inline int lfs_mirror_copy(int argc, char **argv)
10043 __u16 read_mirror_id = 0;
10044 __u16 ids[128] = { 0 };
10046 struct llapi_layout *layout = NULL;
10047 struct llapi_resync_comp comp_array[1024] = { { 0 } };
10054 struct ll_ioc_lease *ioc = NULL;
10055 struct ll_ioc_lease_id *resync_ioc;
10057 struct option long_opts[] = {
10058 { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
10059 { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
10060 { .name = NULL } };
10062 while ((c = getopt_long(argc, argv, "i:o:", long_opts, NULL)) >= 0) {
10067 read_mirror_id = strtoul(optarg, &end, 0);
10068 if (*end != '\0' || read_mirror_id == 0) {
10070 "%s %s: invalid read mirror ID '%s'\n",
10071 progname, argv[0], optarg);
10076 if (!strcmp(optarg, "-1")) {
10077 /* specify all other mirrors */
10078 ids[0] = (__u16)-1;
10081 count = parse_mirror_ids((__u16 *)ids,
10089 fprintf(stderr, "%s: option '%s' unrecognized\n",
10090 progname, argv[optind - 1]);
10095 if (argc == optind) {
10096 fprintf(stderr, "%s %s: no mirrored file provided\n",
10097 progname, argv[0]);
10099 } else if (argc > optind + 1) {
10100 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
10104 if (read_mirror_id == 0) {
10106 "%s %s: no valid read mirror ID %d is provided\n",
10107 progname, argv[0], read_mirror_id);
10113 "%s %s: no write mirror ID is provided\n",
10114 progname, argv[0]);
10118 for (i = 0; i < count; i++) {
10119 if (read_mirror_id == ids[i]) {
10121 "%s %s: read and write mirror ID cannot be the same\n",
10122 progname, argv[0]);
10127 /* open mirror file */
10128 fname = argv[optind];
10130 fd = open(fname, O_DIRECT | O_RDWR);
10132 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
10133 progname, argv[0], fname, strerror(errno));
10137 /* write to all other mirrors */
10138 if (ids[0] == (__u16)-1) {
10139 count = get_other_mirror_ids(fd, ids, read_mirror_id);
10143 "%s %s: failed to get other mirror ids in '%s': %d\n",
10144 progname, argv[0], fname, rc);
10149 /* verify mirror id */
10150 rc = verify_mirror_id_by_fd(fd, read_mirror_id);
10153 "%s %s: cannot find mirror with ID %u in '%s'\n",
10154 progname, argv[0], read_mirror_id, fname);
10158 for (i = 0; i < count; i++) {
10159 rc = verify_mirror_id_by_fd(fd, ids[i]);
10162 "%s %s: cannot find mirror with ID %u in '%s'\n",
10163 progname, argv[0], ids[i], fname);
10168 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
10171 "%s %s: cannot alloc comp id array for ioc: %s\n",
10172 progname, argv[0], strerror(errno));
10177 /* get stale component info */
10178 layout = llapi_layout_get_by_fd(fd, 0);
10179 if (layout == NULL) {
10180 fprintf(stderr, "%s %s: failed to get layout of '%s': %s\n",
10181 progname, argv[0], fname, strerror(errno));
10185 comp_size = llapi_mirror_find_stale(layout, comp_array,
10186 ARRAY_SIZE(comp_array),
10188 llapi_layout_free(layout);
10189 if (comp_size < 0) {
10194 /* prepare target mirror components instantiation */
10195 resync_ioc = (struct ll_ioc_lease_id *)ioc;
10196 resync_ioc->lil_mode = LL_LEASE_WRLCK;
10197 resync_ioc->lil_flags = LL_LEASE_RESYNC;
10199 resync_ioc->lil_mirror_id = ids[0];
10201 resync_ioc->lil_mirror_id = read_mirror_id | MIRROR_ID_NEG;
10202 rc = llapi_lease_set(fd, ioc);
10205 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
10206 progname, argv[0], fname, strerror(errno));
10210 copied = llapi_mirror_copy_many(fd, read_mirror_id, ids, count);
10213 fprintf(stderr, "%s %s: copy error: %d\n",
10214 progname, argv[0], rc);
10218 fprintf(stdout, "mirror copied successfully: ");
10219 for (i = 0; i < copied; i++)
10220 fprintf(stdout, "%d ", ids[i]);
10221 fprintf(stdout, "\n");
10223 ioc->lil_mode = LL_LEASE_UNLCK;
10224 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
10225 ioc->lil_count = 0;
10226 for (i = 0; i < comp_size; i++) {
10229 for (j = 0; j < copied; j++) {
10230 if (comp_array[i].lrc_mirror_id != ids[j])
10233 ioc->lil_ids[ioc->lil_count] = comp_array[i].lrc_id;
10237 rc = llapi_lease_set(fd, ioc);
10242 "%s %s: release lease lock of '%s' failed: %s\n",
10243 progname, argv[0], fname, strerror(errno));
10257 * struct verify_chunk - Mirror chunk to be verified.
10258 * @chunk: [start, end) of the chunk.
10259 * @mirror_count: Number of mirror ids in @mirror_id array.
10260 * @mirror_id: Array of valid mirror ids that cover the chunk.
10262 struct verify_chunk {
10263 struct lu_extent chunk;
10264 unsigned int mirror_count;
10265 __u16 mirror_id[LUSTRE_MIRROR_COUNT_MAX];
10269 * print_chunks() - Print chunk information.
10270 * @fname: Mirrored file name.
10271 * @chunks: Array of chunks.
10272 * @chunk_count: Number of chunks in @chunks array.
10274 * This function prints [start, end) of each chunk in @chunks
10275 * for mirrored file @fname, and also prints the valid mirror ids
10276 * that cover the chunk.
10281 void print_chunks(const char *fname, struct verify_chunk *chunks,
10287 fprintf(stdout, "Chunks to be verified in %s:\n", fname);
10288 for (i = 0; i < chunk_count; i++) {
10289 fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
10291 if (chunks[i].mirror_count == 0)
10292 fprintf(stdout, "\t[");
10294 fprintf(stdout, "\t[%u", chunks[i].mirror_id[0]);
10295 for (j = 1; j < chunks[i].mirror_count; j++)
10296 fprintf(stdout, ", %u", chunks[i].mirror_id[j]);
10298 fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
10300 fprintf(stdout, "\n");
10304 * print_checksums() - Print CRC-32 checksum values.
10305 * @chunk: A chunk and its corresponding valid mirror ids.
10306 * @crc: CRC-32 checksum values on the chunk for each valid mirror.
10308 * This function prints CRC-32 checksum values on @chunk for
10309 * each valid mirror that covers it.
10314 void print_checksums(struct verify_chunk *chunk, unsigned long *crc)
10319 "CRC-32 checksum value for chunk "DEXT":\n",
10320 PEXT(&chunk->chunk));
10321 for (i = 0; i < chunk->mirror_count; i++)
10322 fprintf(stdout, "Mirror %u:\t%#lx\n",
10323 chunk->mirror_id[i], crc[i]);
10324 fprintf(stdout, "\n");
10328 * filter_mirror_id() - Filter specified mirror ids.
10329 * @chunks: Array of chunks.
10330 * @chunk_count: Number of chunks in @chunks array.
10331 * @mirror_ids: Specified mirror ids to be verified.
10332 * @ids_nr: Number of specified mirror ids.
10334 * This function scans valid mirror ids that cover each chunk in @chunks
10335 * and filters specified mirror ids.
10340 void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
10341 __u16 *mirror_ids, int ids_nr)
10346 __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10347 unsigned int valid_count = 0;
10349 for (i = 0; i < chunk_count; i++) {
10350 if (chunks[i].mirror_count == 0)
10354 for (j = 0; j < ids_nr; j++) {
10355 for (k = 0; k < chunks[i].mirror_count; k++) {
10356 if (chunks[i].mirror_id[k] == mirror_ids[j]) {
10357 valid_id[valid_count] = mirror_ids[j];
10364 memcpy(chunks[i].mirror_id, valid_id,
10365 sizeof(__u16) * valid_count);
10366 chunks[i].mirror_count = valid_count;
10371 * lfs_mirror_prepare_chunk() - Find mirror chunks to be verified.
10372 * @layout: Mirror component list.
10373 * @chunks: Array of chunks.
10374 * @chunks_size: Array size of @chunks.
10376 * This function scans the components in @layout from offset 0 to LUSTRE_EOF
10377 * to find out chunk segments and store them in @chunks array.
10379 * The @mirror_id array in each element of @chunks will store the valid
10380 * mirror ids that cover the chunk. If a mirror component covering the
10381 * chunk has LCME_FL_STALE or LCME_FL_OFFLINE flag, then the mirror id
10382 * will not be stored into the @mirror_id array, and the chunk for that
10383 * mirror will not be verified.
10385 * The @mirror_count in each element of @chunks will store the number of
10386 * mirror ids in @mirror_id array. If @mirror_count is 0, it indicates the
10387 * chunk is invalid in all of the mirrors. And if @mirror_count is 1, it
10388 * indicates the chunk is valid in only one mirror. In both cases, the
10389 * chunk will not be verified.
10391 * Here is an example:
10393 * 0 1M 2M 3M 4M EOF
10394 * +------+-------------+--------------------+
10395 * | | | S | mirror1
10396 * +------+------+------+------+-------------+
10397 * | | S | S | | mirror2
10398 * +-------------+------+------+-------------+
10400 * prepared @chunks array will contain 5 elements:
10401 * (([0, 1M), [1, 2], 2),
10402 * ([1M, 2M), [1, 2], 2),
10403 * ([2M, 3M), [1], 1),
10404 * ([3M, 4M], [], 0),
10405 * ([4M, EOF), [2], 1))
10407 * Return: the actual array size of @chunks on success
10408 * or a negative error code on failure.
10411 int lfs_mirror_prepare_chunk(struct llapi_layout *layout,
10412 struct verify_chunk *chunks,
10413 size_t chunks_size)
10417 uint32_t mirror_id;
10423 memset(chunks, 0, sizeof(*chunks) * chunks_size);
10426 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
10429 "%s: move to the first layout component: %s.\n",
10430 progname, strerror(errno));
10436 chunks[idx].chunk.e_end = LUSTRE_EOF;
10438 rc = llapi_layout_comp_extent_get(layout, &start, &end);
10441 "%s: llapi_layout_comp_extent_get failed: %s.\n",
10442 progname, strerror(errno));
10446 if (start > chunks[idx].chunk.e_start ||
10447 end <= chunks[idx].chunk.e_start)
10450 if (end < chunks[idx].chunk.e_end)
10451 chunks[idx].chunk.e_end = end;
10453 rc = llapi_layout_comp_flags_get(layout, &flags);
10456 "%s: llapi_layout_comp_flags_get failed: %s.\n",
10457 progname, strerror(errno));
10461 if (flags & LCME_FL_STALE || flags & LCME_FL_OFFLINE)
10464 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
10467 "%s: llapi_layout_mirror_id_get failed: %s.\n",
10468 progname, strerror(errno));
10472 chunks[idx].mirror_id[i] = mirror_id;
10474 if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
10476 "%s: mirror_id array is too small.\n",
10483 rc = llapi_layout_comp_use(layout,
10484 LLAPI_LAYOUT_COMP_USE_NEXT);
10487 "%s: move to the next layout component: %s.\n",
10488 progname, strerror(errno));
10491 } /* loop through all components */
10493 chunks[idx].mirror_count = i;
10495 if (chunks[idx].chunk.e_end == LUSTRE_EOF)
10499 if (idx >= chunks_size) {
10500 fprintf(stderr, "%s: chunks array is too small.\n",
10506 chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
10510 return rc < 0 ? rc : idx + 1;
10514 * lfs_mirror_verify_chunk() - Verify a chunk.
10515 * @fd: File descriptor of the mirrored file.
10516 * @file_size: Size of the mirrored file.
10517 * @chunk: A chunk and its corresponding valid mirror ids.
10518 * @verbose: Verbose mode.
10520 * This function verifies a @chunk contains exactly the same data
10521 * ammong the mirrors that cover it.
10523 * If @verbose is specified, then the function will print where the
10524 * differences are if the data do not match. Otherwise, it will
10525 * just return an error in that case.
10527 * Return: 0 on success or a negative error code on failure.
10530 int lfs_mirror_verify_chunk(int fd, size_t file_size,
10531 struct verify_chunk *chunk, int verbose)
10533 const size_t buflen = 4 * 1024 * 1024; /* 4M */
10535 size_t page_size = sysconf(_SC_PAGESIZE);
10536 ssize_t bytes_read;
10537 ssize_t bytes_done;
10541 unsigned long crc_array[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10545 if (file_size == 0)
10548 rc = posix_memalign(&buf, page_size, buflen);
10549 if (rc) /* error code is returned directly */
10553 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
10554 PEXT(&chunk->chunk));
10555 for (i = 0; i < chunk->mirror_count; i++)
10556 fprintf(stdout, " %u", chunk->mirror_id[i]);
10557 fprintf(stdout, "\n");
10561 count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
10562 pos = chunk->chunk.e_start;
10563 while (bytes_done < count) {
10564 /* compute initial CRC-32 checksum */
10565 crc = crc32(0L, Z_NULL, 0);
10566 memset(crc_array, 0, sizeof(crc_array));
10569 for (i = 0; i < chunk->mirror_count; i++) {
10570 bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
10572 if (bytes_read < 0) {
10575 "%s: failed to read data from mirror %u: %s.\n",
10576 progname, chunk->mirror_id[i],
10581 /* compute new CRC-32 checksum */
10582 crc_array[i] = crc32(crc, buf, bytes_read);
10586 print_checksums(chunk, crc_array);
10588 /* compare CRC-32 checksum values */
10589 for (i = 1; i < chunk->mirror_count; i++) {
10590 if (crc_array[i] != crc_array[0]) {
10594 "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
10595 progname, PEXT(&chunk->chunk),
10596 chunk->mirror_id[0],
10597 chunk->mirror_id[i]);
10602 bytes_done += bytes_read;
10605 if (verbose > 1 && rc == 0) {
10606 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
10607 PEXT(&chunk->chunk));
10608 for (i = 0; i < chunk->mirror_count; i++)
10609 fprintf(stdout, " %u", chunk->mirror_id[i]);
10610 fprintf(stdout, " PASS\n\n");
10619 * lfs_mirror_verify_file() - Verify a mirrored file.
10620 * @fname: Mirrored file name.
10621 * @mirror_ids: Specified mirror ids to be verified.
10622 * @ids_nr: Number of specified mirror ids.
10623 * @verbose: Verbose mode.
10625 * This function verifies that each SYNC mirror of a mirrored file
10626 * specified by @fname contains exactly the same data.
10628 * If @mirror_ids is specified, then the function will verify the
10629 * mirrors specified by @mirror_ids contain exactly the same data.
10631 * If @verbose is specified, then the function will print where the
10632 * differences are if the data do not match. Otherwise, it will
10633 * just return an error in that case.
10635 * Return: 0 on success or a negative error code on failure.
10638 int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
10641 struct verify_chunk chunks_array[1024] = { };
10642 struct llapi_layout *layout = NULL;
10644 uint32_t flr_state;
10646 int chunk_count = 0;
10652 if (stat(fname, &stbuf) < 0) {
10653 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10654 progname, fname, strerror(errno));
10659 if (!S_ISREG(stbuf.st_mode)) {
10660 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10666 if (stbuf.st_size == 0) {
10668 fprintf(stdout, "%s: '%s' file size is 0.\n",
10674 fd = open(fname, O_DIRECT | O_RDONLY);
10676 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10677 progname, fname, strerror(errno));
10682 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
10684 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
10685 progname, fname, strerror(errno));
10689 layout = llapi_layout_get_by_fd(fd, 0);
10690 if (layout == NULL) {
10691 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10692 progname, fname, strerror(errno));
10694 llapi_lease_release(fd);
10698 rc = llapi_layout_flags_get(layout, &flr_state);
10700 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10701 progname, fname, strerror(errno));
10706 flr_state &= LCM_FL_FLR_MASK;
10707 switch (flr_state) {
10710 fprintf(stderr, "%s: '%s' file state error: %s.\n",
10711 progname, fname, llapi_layout_flags_string(flr_state));
10717 /* find out mirror chunks to be verified */
10718 chunk_count = lfs_mirror_prepare_chunk(layout, chunks_array,
10719 ARRAY_SIZE(chunks_array));
10720 if (chunk_count < 0) {
10726 /* filter specified mirror ids */
10727 filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
10730 print_chunks(fname, chunks_array, chunk_count);
10732 for (idx = 0; idx < chunk_count; idx++) {
10733 if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
10736 "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
10738 PEXT(&chunks_array[idx].chunk),
10739 (unsigned long long)stbuf.st_size);
10743 if (chunks_array[idx].mirror_count == 0) {
10745 "%s: '%s' chunk "DEXT" is invalid in all of the mirrors: ",
10747 PEXT(&chunks_array[idx].chunk));
10749 fprintf(stderr, "skipped\n");
10753 fprintf(stderr, "failed\n");
10757 if (chunks_array[idx].mirror_count == 1) {
10760 "%s: '%s' chunk "DEXT" is only valid in mirror %u: skipped\n",
10762 PEXT(&chunks_array[idx].chunk),
10763 chunks_array[idx].mirror_id[0]);
10767 rc = llapi_lease_check(fd);
10768 if (rc != LL_LEASE_RDLCK) {
10769 fprintf(stderr, "%s: '%s' lost lease lock.\n",
10774 /* verify one chunk */
10775 rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
10776 &chunks_array[idx], verbose);
10790 llapi_layout_free(layout);
10791 llapi_lease_release(fd);
10799 * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
10800 * @argc: The count of lfs mirror verify command line arguments.
10801 * @argv: Array of strings for lfs mirror verify command line arguments.
10803 * This function parses lfs mirror verify command and verifies the
10804 * specified mirrored file(s).
10806 * Return: 0 on success or a negative error code on failure.
10808 static inline int lfs_mirror_verify(int argc, char **argv)
10810 __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10816 char cmd[PATH_MAX];
10818 struct option long_opts[] = {
10819 { .val = 'o', .name = "only", .has_arg = required_argument },
10820 { .val = 'v', .name = "verbose", .has_arg = no_argument },
10821 { .name = NULL } };
10823 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
10825 while ((c = getopt_long(argc, argv, "o:v", long_opts, NULL)) >= 0) {
10828 rc = parse_mirror_ids(mirror_ids,
10829 ARRAY_SIZE(mirror_ids),
10833 "%s: bad mirror ids '%s'.\n",
10840 "%s: at least 2 mirror ids needed with '--only' option.\n",
10850 fprintf(stderr, "%s: option '%s' unrecognized.\n",
10851 progname, argv[optind - 1]);
10857 if (argc == optind) {
10858 fprintf(stderr, "%s: no file name given.\n", progname);
10863 if (ids_nr > 0 && argc > optind + 1) {
10865 "%s: '--only' cannot be used upon multiple files.\n",
10873 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
10879 for (; optind < argc; optind++) {
10880 rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
10890 * lfs_mirror() - Parse and execute lfs mirror commands.
10891 * @argc: The count of lfs mirror command line arguments.
10892 * @argv: Array of strings for lfs mirror command line arguments.
10894 * This function parses lfs mirror commands and performs the
10895 * corresponding functions specified in mirror_cmdlist[].
10897 * Return: 0 on success or an error code on failure.
10899 static int lfs_mirror(int argc, char **argv)
10901 char cmd[PATH_MAX];
10904 setlinebuf(stdout);
10906 Parser_init("lfs-mirror > ", mirror_cmdlist);
10908 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
10910 program_invocation_short_name = cmd;
10912 rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
10914 rc = Parser_commands();
10916 return rc < 0 ? -rc : rc;
10919 static void lustre_som_swab(struct lustre_som_attrs *attrs)
10921 #if __BYTE_ORDER == __BIG_ENDIAN
10922 __swab16s(&attrs->lsa_valid);
10923 __swab64s(&attrs->lsa_size);
10924 __swab64s(&attrs->lsa_blocks);
10928 enum lfs_som_type {
10929 LFS_SOM_SIZE = 0x1,
10930 LFS_SOM_BLOCKS = 0x2,
10931 LFS_SOM_FLAGS = 0x4,
10932 LFS_SOM_ATTR_ALL = LFS_SOM_SIZE | LFS_SOM_BLOCKS |
10936 static int lfs_getsom(int argc, char **argv)
10939 struct lustre_som_attrs *attrs;
10940 char buf[sizeof(*attrs) + 64];
10941 enum lfs_som_type type = LFS_SOM_ATTR_ALL;
10944 while ((c = getopt(argc, argv, "sbf")) != -1) {
10947 type = LFS_SOM_SIZE;
10950 type = LFS_SOM_BLOCKS;
10953 type = LFS_SOM_FLAGS;
10956 fprintf(stderr, "%s: invalid option '%c'\n",
10966 fprintf(stderr, "%s: %s\n",
10967 progname, argc == 0 ? "miss file target" :
10968 "input more than 2 files");
10973 attrs = (void *)buf;
10974 rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
10977 fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
10978 argv[0], strerror(errno), errno);
10982 lustre_som_swab(attrs);
10985 case LFS_SOM_ATTR_ALL:
10986 printf("file: %s size: %llu blocks: %llu flags: %x\n",
10987 path, (unsigned long long)attrs->lsa_size,
10988 (unsigned long long)attrs->lsa_blocks,
10992 printf("%llu\n", (unsigned long long)attrs->lsa_size);
10994 case LFS_SOM_BLOCKS:
10995 printf("%llu\n", (unsigned long long)attrs->lsa_blocks);
10997 case LFS_SOM_FLAGS:
10998 printf("%x\n", attrs->lsa_valid);
11001 fprintf(stderr, "%s: unknown option\n", progname);
11009 * lfs_mirror_list_commands() - List lfs mirror commands.
11010 * @argc: The count of command line arguments.
11011 * @argv: Array of strings for command line arguments.
11013 * This function lists lfs mirror commands defined in mirror_cmdlist[].
11015 * Return: 0 on success.
11017 static int lfs_mirror_list_commands(int argc, char **argv)
11019 char buffer[81] = "";
11021 Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
11027 static int lfs_pcc_attach(int argc, char **argv)
11029 struct option long_opts[] = {
11030 { .val = 'i', .name = "id", .has_arg = required_argument },
11031 { .name = NULL } };
11034 __u32 archive_id = 0;
11037 char fullpath[PATH_MAX];
11038 enum lu_pcc_type type = LU_PCC_READWRITE;
11041 while ((c = getopt_long(argc, argv, "i:",
11042 long_opts, NULL)) != -1) {
11045 archive_id = strtoul(optarg, &end, 0);
11046 if (*end != '\0' || archive_id == 0) {
11047 fprintf(stderr, "error: %s: bad archive ID "
11048 "'%s'\n", argv[0], optarg);
11055 fprintf(stderr, "%s: option '%s' unrecognized\n",
11056 argv[0], argv[optind - 1]);
11061 if (archive_id == 0) {
11062 fprintf(stderr, "%s: must specify attach ID\n", argv[0]);
11066 if (argc <= optind) {
11067 fprintf(stderr, "%s: must specify one or more file names\n",
11072 while (optind < argc) {
11075 path = argv[optind++];
11076 if (realpath(path, fullpath) == NULL) {
11077 fprintf(stderr, "%s: could not find path '%s': %s\n",
11078 argv[0], path, strerror(errno));
11084 rc2 = llapi_pcc_attach(fullpath, archive_id, type);
11086 fprintf(stderr, "%s: cannot attach '%s' to PCC "
11087 "with archive ID '%u': %s\n", argv[0],
11088 path, archive_id, strerror(-rc2));
11096 static int lfs_pcc_attach_fid(int argc, char **argv)
11098 struct option long_opts[] = {
11099 { .val = 'i', .name = "id", .has_arg = required_argument },
11100 { .val = 'm', .name = "mnt", .has_arg = required_argument },
11101 { .name = NULL } };
11102 char short_opts[] = "i:m:";
11105 __u32 archive_id = 0;
11107 const char *mntpath = NULL;
11108 const char *fidstr;
11109 enum lu_pcc_type type = LU_PCC_READWRITE;
11112 while ((c = getopt_long(argc, argv, short_opts,
11113 long_opts, NULL)) != -1) {
11116 archive_id = strtoul(optarg, &end, 0);
11117 if (*end != '\0') {
11118 fprintf(stderr, "error: %s: bad archive ID "
11119 "'%s'\n", argv[0], optarg);
11129 fprintf(stderr, "%s: option '%s' unrecognized\n",
11130 argv[0], argv[optind - 1]);
11135 if (archive_id == 0) {
11136 fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
11140 if (mntpath == NULL) {
11141 fprintf(stderr, "%s: must specify Lustre mount point\n",
11146 if (argc <= optind) {
11147 fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
11151 while (optind < argc) {
11154 fidstr = argv[optind++];
11156 rc2 = llapi_pcc_attach_fid_str(mntpath, fidstr,
11159 fprintf(stderr, "%s: cannot attach '%s' on '%s' to PCC "
11160 "with archive ID '%u': %s\n", argv[0],
11161 fidstr, mntpath, archive_id, strerror(rc2));
11163 if (rc == 0 && rc2 < 0)
11169 static int lfs_pcc_detach(int argc, char **argv)
11171 struct option long_opts[] = {
11172 { .val = 'k', .name = "keep", .has_arg = no_argument },
11173 { .name = NULL } };
11174 char short_opts[] = "k";
11178 char fullpath[PATH_MAX];
11179 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
11182 while ((c = getopt_long(argc, argv, short_opts,
11183 long_opts, NULL)) != -1) {
11186 detach_opt = PCC_DETACH_OPT_NONE;
11191 fprintf(stderr, "%s: option '%s' unrecognized\n",
11192 argv[0], argv[optind - 1]);
11197 while (optind < argc) {
11200 path = argv[optind++];
11201 if (realpath(path, fullpath) == NULL) {
11202 fprintf(stderr, "%s: could not find path '%s': %s\n",
11203 argv[0], path, strerror(errno));
11209 rc2 = llapi_pcc_detach_file(fullpath, detach_opt);
11212 fprintf(stderr, "%s: cannot detach '%s' from PCC: "
11213 "%s\n", argv[0], path, strerror(errno));
11221 static int lfs_pcc_detach_fid(int argc, char **argv)
11223 struct option long_opts[] = {
11224 { .val = 'k', .name = "keep", .has_arg = no_argument },
11225 { .name = NULL } };
11226 char short_opts[] = "k";
11230 const char *mntpath;
11231 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
11234 while ((c = getopt_long(argc, argv, short_opts,
11235 long_opts, NULL)) != -1) {
11238 detach_opt = PCC_DETACH_OPT_NONE;
11243 fprintf(stderr, "%s: option '%s' unrecognized\n",
11244 argv[0], argv[optind - 1]);
11249 mntpath = argv[optind++];
11251 while (optind < argc) {
11254 fid = argv[optind++];
11256 rc2 = llapi_pcc_detach_fid_str(mntpath, fid, detach_opt);
11258 fprintf(stderr, "%s: cannot detach '%s' on '%s' "
11259 "from PCC: %s\n", argv[0], fid, mntpath,
11268 static int lfs_pcc_state(int argc, char **argv)
11272 char fullpath[PATH_MAX];
11273 struct lu_pcc_state state;
11278 fprintf(stderr, "%s: must specify one or more file names\n",
11283 while (optind < argc) {
11286 path = argv[optind++];
11287 if (realpath(path, fullpath) == NULL) {
11288 fprintf(stderr, "%s: could not find path '%s': %s\n",
11289 argv[0], path, strerror(errno));
11295 rc2 = llapi_pcc_state_get(fullpath, &state);
11299 fprintf(stderr, "%s: cannot get PCC state of '%s': "
11300 "%s\n", argv[0], path, strerror(-rc2));
11304 printf("file: %s", path);
11305 printf(", type: %s", pcc_type2string(state.pccs_type));
11306 if (state.pccs_type == LU_PCC_NONE &&
11307 state.pccs_open_count == 0) {
11312 printf(", PCC file: %s", state.pccs_path);
11313 printf(", user number: %u", state.pccs_open_count);
11314 printf(", flags: %x", state.pccs_flags);
11321 * lfs_pcc_list_commands() - List lfs pcc commands.
11322 * @argc: The count of command line arguments.
11323 * @argv: Array of strings for command line arguments.
11325 * This function lists lfs pcc commands defined in pcc_cmdlist[].
11327 * Return: 0 on success.
11329 static int lfs_pcc_list_commands(int argc, char **argv)
11331 char buffer[81] = "";
11333 Parser_list_commands(pcc_cmdlist, buffer, sizeof(buffer),
11340 * lfs_pcc() - Parse and execute lfs pcc commands.
11341 * @argc: The count of lfs pcc command line arguments.
11342 * @argv: Array of strings for lfs pcc command line arguments.
11344 * This function parses lfs pcc commands and performs the
11345 * corresponding functions specified in pcc_cmdlist[].
11347 * Return: 0 on success or an error code on failure.
11349 static int lfs_pcc(int argc, char **argv)
11351 char cmd[PATH_MAX];
11354 setlinebuf(stdout);
11356 Parser_init("lfs-pcc > ", pcc_cmdlist);
11358 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
11360 program_invocation_short_name = cmd;
11362 rc = Parser_execarg(argc - 1, argv + 1, pcc_cmdlist);
11364 rc = Parser_commands();
11366 return rc < 0 ? -rc : rc;
11369 static int lfs_list_commands(int argc, char **argv)
11371 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
11373 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
11378 int main(int argc, char **argv)
11382 /* Ensure that liblustreapi constructor has run */
11383 if (!llapi_liblustreapi_initialized())
11384 fprintf(stderr, "liblustreapi was not properly initialized\n");
11386 setlinebuf(stdout);
11389 Parser_init("lfs > ", cmdlist);
11391 progname = program_invocation_short_name; /* Used in error messages */
11393 llapi_set_command_name(argv[1]);
11394 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
11395 llapi_clear_command_name();
11397 rc = Parser_commands();
11400 return rc < 0 ? -rc : rc;
11403 #ifdef _LUSTRE_IDL_H_
11404 /* Everything we need here should be included by lustreapi.h. */
11405 # error "lfs should not depend on lustre_idl.h"
11406 #endif /* _LUSTRE_IDL_H_ */